Can't see typing at night? A backlit keyboard solves the problem

[PConline sea election shopping guide] In recent years, with the touch screen in the digital product area has become the mainstream configuration, the physical keyboard in the mobile phone, tablet PC presence is almost zero, but still indispensable in the laptop, because through the virtual The typing experience that the keyboard brings is not comparable to a physical keyboard. Laptops are constructed in a variety of configurations, and these configurations often have an impact on consumer choices. In general, consumers tend to focus on the main configuration of the processor, memory, hard disk, graphics card, screen, etc., while the focus on the keyboard is not a lot. However, the keyboards of different models and different levels are also different in terms of feel and quality, and there are differences in their experience.

The virtual keyboard is also a configuration of the notebook computer. When the virtual keyboard is used, it can be tuned out. When not in use, it can be hidden, but there are also many problems. First, compared with the physical keyboard, the virtual keyboard feels almost negligible, and there is no feedback. . Secondly, the virtual keyboard occupies a part of the screen space, and when used, it blocks a part of the screen, affecting the perception. So, the physical keyboard is still an indispensable configuration for laptops. Especially when editing documents for a long time, the efficiency of virtual keyboards is obviously inferior to that of physical keyboards.

In the notebook computer, there is a feature that has not been standard in the entire system so far. That is the keyboard backlight function. The effect of the backlight function on the keyboard is obvious. A notebook with a backlit keyboard allows the user to accurately and clearly identify keys in a low light environment, especially at night. The keyboard does not support backlit books. If there is no other auxiliary light source when the keyboard is used at night, it is dark and has an impact on handling. It is obvious. The backlit keyboard of the notebook computer is mostly a single backlight color, but some games are equipped with a variety of backlight colors, very dazzling. If you have a plan to buy a laptop and you don't see the keyboard in a low-light environment, buy a laptop with a backlit keyboard. Next, Xiao Bian introduced several notebooks equipped with a backlit keyboard. They were Raytheon ST Pro, Lenovo Y40-80AT-ISE, Mecha Black Hawk F57-D2 Speed ​​Light, and Apple 12-inch MacBook (MK4N2CH/A). ).

Recommended models: Raytheon ST Pro
Hardware Configuration: Sixth Generation Core i7-6700HQ/ NVIDIA GeForce GTX 1060/16GB/512GB SSD/15.6 inch / 1920×1080
Reference price: 9999 yuan

Many people like to play computer games, desktop computers are too bulky, and video games are a good choice. Raytheon is a brand with a higher level of success in the game. It is not as expensive as some brands. Not long after Nvidia officially released the "10" series of representative GTX 1060 graphics cards, Raytheon launched a corresponding new product, Raytheon ST Pro, which is focused on game titles. This powerful laptop with colorful backlit keyboards is priced at 9999 yuan. Relatively more affordable than competitors. Raytheon ST Pro's main configuration includes the sixth-generation Core i7-6700HQ quad-core eight-thread processor, NVIDIA GeForce GTX 1060 (6GB discrete memory) discrete graphics, 16GB of RAM, 512GB SSD, and 15.6-inch 1080P full HD screen.

Raytheon ST Pro Reference Price: Loading... Image Reviews

In the design, Raytheon ST Pro highlights the metal elements, three sides of the fuselage using aluminum alloy stamping molding, supplemented by anodizing and sandblasting process, while ensuring thin body, while creating sexy lines. Raytheon ST Pro's body thickness is 25.4 millimeters, bare weight is about 2.5 kilograms, not particularly heavy in the 15.6-inch screen notebook, portability is still acceptable. Raytheon ST Pro's masculine shape, coupled with a relatively thin body, is a good choice for consumers who value performance and portability.

In terms of screen, Raytheon ST Pro did not pursue excessive screen resolution. The screen resolution was 1920×1080 pixels. The screen had an area of ​​15.6 inches. The pixel density was not high, but it was within acceptable range for most people. Raytheon ST Pro uses a widescreen design, screen material is popular IPS, no bright spots, with a wide viewing angle characteristics, viewing angle of 160 °, with 250nits high brightness and 700:1 contrast, response speed of 25ms, can provide a good Game screen. The camera is located at the top of the screen and can play a role in applications such as video chat. The image quality is general.

Regarding the hardware configuration related to computing performance, Raytheon ST Pro adopts the sixth-generation Core i7-6700HQ quad-core eight-thread processor. It is designed based on the Skylake architecture, and the processor frequency is 2.6GHz, which can be improved to 3.5 by Turbo Boost Technology. GHz, with 6M three-level cache, matching 16GB of running memory, 512GB solid-state hard drive, graphics card is a fever-level NVIDIA GeForce GTX 1060 (6GB independent memory) graphics card, this video card uses 192bit memory bit width, a large number of stream processors Up to 1280, support for DirectX 12, can ensure the smooth running of large-scale computer 3D games such as Tomb Raider 9, Metro 2033, Devil May Cry 5, Need for Speed ​​18, and PES 2016.

In the interface, Raytheon ST Pro has a rich built-in interface, including three USB 3.1 ports, one HDMI port, one RJ45 network cable port, and one headphone/microphone jack. Raytheon ST Pro uses Onkyo audio to provide a 5.1-channel experience. With built-in audio tuning software, users can freely choose their favorite sound effects. Raytheon ST Pro can connect Raytheon VR, HTC VIVE, Oculus and many other virtual reality glasses. With the GTX 1060 graphics card, you can get a good VR experience. Raytheon ST Pro's selling point is the use of sky-engraved full-color backlit keyboard, each button independent peripheral light, crystal clear light, with 16 million colors of light options, bringing beautiful visual effects.

PConline Product Library - Specifications
Brand Raytheon model ST Pro processor Intel Core i7-6700HQ (2.6GHz/L3 6M) Motherboard chipset Intel HM170 Memory capacity 16GB Hard disk capacity 512GB Optical drive type No optical drive Screen size 15.6 inches Graphics chip NVIDIA GeForce GTX 1060, Intel HD Graphics 530 Network card Built-inM network card USB 3 USB3.0, 2 USB3.1 card reader 5 in 1 card reader, SDHC, SDXC, MMC, RSMMC SD/mini SD Other interface VGA interface, HDMI interface, earphone / Microphone jack, voice input, RJ45, DC power jack weighs about 2.5kg Operating system Windows 10 Product link http://product.pconline.com.cn/notebook/thunderobot/628572.html Comparison of online shopping prices of major electricity suppliers IT Mall Online shopping Nett More Details Image Quotation Parameters Compare User Reviews Reviews · Quotes

Edit Comment: The performance of the graphics card has a greater impact on the gaming experience. Raytheon ST Pro is a model earlier listed on notebooks equipped with GTX 1060 graphics card, and it is also a relatively price-friendly model. Although in terms of the entire notebook computer field, this price is relatively high, but there are certain advantages in the price of the same model. In addition, Raytheon ST Pro is a relatively thin model in the game, there is no feeling of heavy game. The full-color backlit keyboard and Onkyo audio add a lot to Raytheon ST Pro, giving the impression that this is a cool outfit.

Recommended models: Lenovo Y40-80AT-ISE
Hardware Configuration: Fifth-generation Core i7-5500U/ AMD Radeon R9 M275/8GB/1TB HDD/14 inch/ 1920×1080
Reference price: 6099 yuan

If you don't like the colorful backlit keyboard, you can also choose a laptop with a low price and a single backlit keyboard. The game has long given people a feeling of high profile configuration but poor portability. Compared to game books with 15.6-inch or larger screens, 14-inch game books tend to have relatively good portability. Lenovo Y40-80AT-ISE is a relatively thin video game, unlike some game audio and video weighing more than 3Kg, of course, there are still some gaps compared with the Ultrabook. The main configuration of Lenovo Y40-80AT-ISE includes the fifth-generation Core i7-5500U dual-core four-thread processor up to 2.4GHz, AMD Radeon R9 M275 discrete graphics with 4GB of independent memory, 8GB of running memory, and 1TB HDD hard disk. 1080P full HD screen.

Lenovo Y40-80AT-ISE Reference Price: Loading... Image Reviews Quote Parameter Overview

Inflexible modeling is difficult to impress consumers, and sports car design is a feature of Lenovo Y series products, Lenovo Y40-80AT-ISE has a dynamic fashion appearance, there are some sports car style, unlike the straight lines straight from the traditional books, Easy to accept by young people. Cutting edge design brings a rich sense of depth. Lenovo's Y40-80AT-ISE uses imitation carbon fiber on the A-side and D-side. This design is also very popular in sports cars. In the tail of the Lenovo Y40-80AT-ISE, a sports car taillight design was adopted. The details of the USB interface, keyboard, etc. were embellished with red and formed a strong contrast with the main color black. The design was good.

Lenovo Y40-80AT-ISE built-in interface is relatively rich, including a USB 2.0 interface, 2 USB 3.0 ports, 1 HDMI port, 1 RJ-45 port, 1 headphone/microphone port, and 1 multi-read Cards, etc., can basically meet the needs of ordinary users to connect peripherals. Lenovo Y40-80AT-ISE has a 720P HD camera at the top of the screen that can be used for video chat applications. The image quality is generally good. Lenovo Y40-80AT-ISE keyboard backlight design, can use the external light source at night to allow users to see the buttons, for some people who can not reach the degree of blinding is more practical.

Regarding the hardware configuration related to computing performance, the Lenovo Y40-80AT-ISE adopts the fifth-generation Core i7-5500U dual-core four-thread processor with the same price model as the leading-edge processor. The frequency is as high as 2.40 GHz, and Turbo Boost can be used. Accelerate to 3.0GHz, with 4MB L3 cache, 8GB DDR3L 1600 running memory and 1TB mechanical hard disk matching the processor, AMD Radeon R9 M275 discrete graphics card with 4GB of video memory, 128bit memory, and 640 stream processors , scored more than 120,000 points in the master Lu performance test, this performance is sufficient to ensure that many large-scale 3D games run smoothly in 1080P resolution, to meet the needs of game enthusiasts.

The game audio and video is not like 2in1 computer, equipped with 2K or even 3K resolution screen models rarely, 1080P Full HD screen is still the mainstream, even those who sell more than 10,000 yuan in high-end gaming video books is also this situation. Lenovo Y40-80AT-ISE uses a 14-inch IPS matte display with a resolution of 1920×1080 pixels, reaching 1080P full HD level, the graininess is not obvious, the color performance is also quite good, the viewing angle is also very large The pixel density does not reach the standard of the retina screen, and the graininess is not obvious. The display effect can be used for everyday applications such as games and audio/video playback.

PConline Product Library - Specifications
Brand Lenovo Series Lenovo Y40 Series Model Y40-80AT-ISE Processor Intel Core i7-5500U (2.4GHz/L3 4M) Memory Capacity 8GB Hard Disk Capacity 1000GB Optical Drive Type No Optical Drive Screen Size 14-inch Graphics Chip AMD Radeon R9 M275 Network Card Internal 10- 100-1000M network card wireless communication 802.11b/g/n wireless network card, Bluetooth 4.0 USB USB2.0, USB3.0 card reader built-in other interface HDMI interface, earphone/microphone jack, RJ45, DC power jack operating system Windows 8 Product Link http://product.pconline.com.cn/notebook/lenovo/580490.html Online shopping comparison major electricity supplier price comparison IT Mall Online shopping Nett More Details Picture Quote Parameter Comparison User Reviews Reviews · Quotes

Edit Comment: The game is generally equipped with a 15.6-inch or 17.3-inch screen, it really looks bigger. The Lenovo Y40-80AT-ISE is relatively small, but the performance is not bad, high-performance discrete graphics, 1080P full HD screen, JBL certified speakers are, have a good performance when watching movies, playing games. Especially for consumers who focus on sound quality, the Lenovo Y40-80AT-ISE equipped with JBL certified speakers does a good job. Lenovo's Y40-80AT-ISE is equipped with a backlit keyboard that allows it to be seen even at night.

Recommended models: Mechanic Black Hawk F57-D2 Speed ​​of Light Hardware Configuration: Sixth Generation Core i7-6700HQ/ NVIDIA GeForce GXT 950M/8GB/0.5TB HDD/15.6 inch / 1920×1080
Reference price: 5399 yuan

If your purchase budget is only 5,000 yuan, you can also buy a backlit keyboard book with a low specification. As the saying goes, there are specializations in the field of surgery. In the field of notebook computers, there are some brands that only make game books, such as mechanics. The machinist game book (MACHENIKE) is a professional game book produced by Tmall Customs and Blue Sky. Mechanic Black Hawk F57-D2 light speed version is one of the high cost, equipped with Intel's latest sixth-generation Core i7-6700HQ quad-core eight-threaded processor, graphics processing capabilities NVIDIA GeForce GXT 950M graphics card, 8GB of running memory, in addition to 0.5TB hard drive capacity is a bit small, almost all configurations are the mainstream specifications of the same price game audio and video.

Mechanic Black Hawk F57-D2 Speed ​​Reference Price: Loading... Image Reviews Quotation Parameters Overview

The design has a certain influence on the purchase of consumers, and the mechanic Black Hawk F57-D2 light speed version adhering to the "game, never will" design philosophy, broke the game performance is good, good heat dissipation, thin shape can not be three The beauty of the "curse", the size measurements are only 385 mm × 269 mm × 23.9 mm, bare metal weight is about 2.1 kg, for a 15.6-inch notebook computer is relatively thin, can be described as "anti-thin" has You can compare to some 15.6-inch ultrabooks, which will certainly make some consumers who are concerned with portability. Mechanic Black Hawk F57-D2 light speed version is not dynamic enough, more or less seem conservative.

Mechanic Black Hawk F57-D2 light speed version is equipped with a 15.6-inch viewing area screen, not large in the game, the screen uses LED backlight, with 16:9 widescreen design, screen resolution of 1920 × 1080 pixels, In line with the 1080P Full HD standard, this screen specification is not high in today's notebook computers, but it is also a conventional configuration of low-cost game books, and the picture quality is not as exquisite, but it is also acceptable to ordinary consumers.

Mechanic Black Hawk F57-D2 light speed version of the "brain" is a sixth-generation Core i7-6700HQ quad-core eight-thread processor, the core architecture is Skylake, clocked at 2.6GHz, with 6M three cache, you can through the Rui Frequency Accelerating Technology to improve the frequency to 3.5GHz, 14nm process, with low power consumption, high-performance features, matching 8GB DDR3L 1600 memory, 500GB mechanical hard drive for a game this is a bit small capacity, fish and bear's paw can not be Got it. Mechanic Black Hawk F57-D2 light speed version is not equipped with optical drives, which is a reason for the relative thinness of the fuselage. Good heat dissipation is a key point in evaluating the game. The mechanic Black Hawk F57-D2 light speed version uses dual-fan turbo heat dissipation. The bottom suction cool air is discharged from the back, forming a rotating airflow in the cabin to take away heat.

Mechanic Black Hawk F57-D2 light speed version uses NVIDIA GeForce GXT 950M graphics card, the graphics card uses the MAXWELL architecture, with 2GB GDDR5 independent memory, 640 stream processors, memory bit width of 128bit, supports DirectX12, can meet most of the computer The demand for high-quality game operation. Mechanic Black Hawk F57-D2 light speed version of the keyboard has a backlight function, there are two backlight adjustments, the keyboard is large and comfortable, built-in battery can achieve about 5 hours of standby time. Mechanic Black Hawk F57-D2 light speed version of the built-in interface includes a USB2.0 interface, three USB3.0 interface, a six-card reader, a VGA interface, an HDMI interface, an RJ45 network cable interface , 1 sound input jack, 1 sound output jack, etc.

PConline Product Library - Specifications
Brand Mechanic Series Mechanic Black Hawk F57 Series Model Black Hawk F57-D2 Speed ​​Light Processor Intel Core i7-6700HQ (2.6GHz/L3 6M) Memory Capacity 8GB Hard Disk Capacity 500GB Optical Drive Type No Optical Drive Screen Size 15.6 Inch Graphics Card NVIDIA GeForce GTX 950M network card built-inM network card wireless communication 802.11ac wireless network card, Bluetooth 4.0 USB 1 USB2.0, 3 USB3.0 card reader six in one card reader other interface VGA interface, HDMI interface, Mini DisplayPort, Voice input, voice output hole, RJ45, DC power jack, S/PDIF interface Weight about 2.1kg Operating system DOS system product link http://product.pconline.com.cn/notebook/machenike/606562.html Online shopping prices Large electricity supplier price comparison More detailed information Picture quotation parameters Comparison User reviews Reviews · Quotes

Editor Comments: The laptop is a portable digital product. If the computer body is large and heavy, it will become a burden for consumers to take with them. Mechanic Black Hawk F57-D2 is a lighter version of the game, which is a good choice for consumers who pay attention to performance, portability, and budget. Mechanic Black Hawk F57-D2 light speed version is not high, the price is relatively stable, there is no need to wait and see.

Recommended models: Apple 12-inch MacBook (MK4N2CH/A)
Hardware Configuration: Core M/HD5300/8GB/512GB SSD/12 inch/ 2304×1440
Reference price: 11288 yuan

The 12-inch MacBook is not only stylish, but also equipped with a backlit keyboard. This model is equipped with Intel Core M processor, and uses a fanless ultra-quiet design, allowing users to completely away from the fan running noise. Apple's bare-metal 12-inch MacBook weighs only 921g, and is one of the few laptops that can control the body weight to within 1Kg. The 12-inch MacBook is located at a million-dollar level and places a relatively high demand on the purchase budget of consumers.

Apple 12-inch MacBook (MK4N2CH/A) Reference Price: Loading... Image Reviews Quote Parameter Overview

The logo cover of Apple's 12-inch MacBook (MK4N2CH/A) cancels the white backlight design, and this configuration is available on most Apple laptops. The top logo has a certain metallic luster, but it does not emit light. Apple's 12-inch MacBook (MK4N2CH/A) offers a variety of color models, not only provides the common silver style of Apple laptops, but also provides gold and deep space gray, although the style is not much, but they are more popular color. Apple's 12-inch MacBook (MK4N2CH/A) is a relatively stylish laptop, and the simple aesthetic style will not be out of date in the short term.

Regarding the hardware configuration of computing performance, Apple's 12-inch MacBook (MK4N2CH/A) is equipped with an Intel Core M dual-core, four-thread processor, clocked at 1.2GHz, which can be boosted to 2.6GHz through Turbo Boost Technology. With 4M L3 cache, it is matched with 8GB of memory and 512GB SSD solid state drive, which is double the hard disk space compared to the low-end models. The Apple 12-inch MacBook (MK4N2CH/A) is not equipped with an optical drive. The graphics processing tasks are borne by the HD 5300 HD Core Graphics. There is no independent video memory, and the system shares memory, which can ensure that some computer games and high-definition applications bring smooth experience. The Apple 12-inch MacBook (MK4N2CH/A) is equipped with an unobtrusive 480P high-definition camera at the top of the screen to meet the needs of applications such as selfies and FaceTime video chat.

Apple's 12-inch MacBook (MK4N2CH/A) has a backlight design and each button has a separate LED light. When the ambient light is strong, the keyboard backlight function will be automatically turned off, thus saving unnecessary power consumption and being more intelligent. Apple 12-inch MacBook (MK4N2CH / A) built-in interface is less, USB Type-C interface can achieve data transmission, display output and other functions, but the transfer line prices are relatively high. The battery life of Apple's 12-inch MacBook (MK4N2CH/A) is approximately 9 hours, which is basically enough for all-day use.

Apple's 12-inch MacBook (MK4N2CH/A) uses a 12-inch screen and is equipped with a Retina display on a small-sized MacBook for the first time. The screen resolution is 2304×1440 pixels, which is a 2K resolution standard. With a 16:10 widescreen design, LED backlighting is also a routine design routine. Screen material is IPS, color reproduction is more accurate, clarity is ideal. The Apple 12-inch MacBook (MK4N2CH/A) uses a large touchpad and supports Force Touch technology. It can detect the degree of pressure and feel comfortable.

PConline Product Library - Specifications
Brand Apple Series Apple 12-inch MacBook Series MacBook (MK4N2CH/A) Processor Intel Core-M Memory Capacity 8GB Hard Disk Capacity 512GB Optical Drive Type No Optical Drive Screen Size 12-inch Graphics Chip Intel HD 5300 Wireless Communication 802.11a/b/g/n Wireless network card, Bluetooth 4.0 USB USB Type-C card reader built-in other interface DisplayPort, sound output hole, DC power jack Weight of about 0.92kg Operating system MAC OS X, Yosemite Product link http://product.pconline.com.cn /notebook/apple/585908.html Comparison of online shopping prices of major electricity suppliers IT shopping mall online shopping Nett more detailed information Picture quotes parameters comparison User Reviews Reviews · Quotes

Edit Comment: Apple's fashion is relatively strong, even if the price is high, there are many fans willing to pay. The 12-inch Apple MacBook is a slim, lightweight form factor, and the first fanless MacBook to run without noise, making it attractive for quiet-minded consumers. Apple's 12-inch MacBook (MK4N2CH/A) is a high-end thin and light, with plenty of budget for consumers to consider this model.

Summary: The four models introduced above are all equipped with a backlit keyboard. You can easily identify the keys without turning on the lights at night and have a certain degree of practicality. Customers with budgets of around RMB 10,000 and intending to purchase high-performance game books can choose Raytheon ST Pro; Mechanic Black Hawk F57-D2 Speed ​​of Light for purchase budgets of around $5,500, not blindly superstitious consumers of international brands It is worth having; Apple's 12-inch MacBook (MK4N2CH/A) for the purchase budget of 10,000 yuan, like ultra-thin and elegant for the consumer is more ideal; Lenovo Y40-80AT-ISE budget for the purchase of 6500 yuan It is more appropriate for consumers who care about gaming and entertainment and portability.

PConline Product Library - Specifications
Brand Raytheon Model ST Pro Processor Intel Core i7-6700HQ (2.6GHz/L3 6M) Motherboard Chipset Intel HM170 Memory Capacity 16GB Hard Drive Capacity 512GB Optical Drive Type No Optical Drive Screen Size 15.6 Inch Graphics Card NVIDIA GeForce GTX 1060, Intel HD Graphics 530 Network Card Built-inM network card USB3 USB3.0, 2 USB3.1 card reader 5 in 1 card reader, SDHC, SDXC, MMC, RSMMC SD/mini SD other interface VGA port, HDMI interface, headphones / microphone Jack, voice input, RJ45, DC power jack Weight about 2.5kg Operating system Windows 10 Product link http://product.pconline.com.cn/notebook/thunderobot/628572.html Online shopping comparison Price comparison of major electricity suppliers IT Shopping Mall Net purchase Nett More Details Image Quotation Parameters Compare User Reviews Reviews · Quotes
PConline Product Library - Specifications
Brand Lenovo Series Lenovo Y40 Series Model Y40-80AT-ISE Processor Intel Core i7-5500U (2.4GHz/L3 4M) Memory Capacity 8GB Hard Drive Capacity 1000GB Optical Drive Type No Optical Drive Screen Size 14-inch Graphics Chip AMD Radeon R9 M275 Network Card Internal 10- 100-1000M network card wireless communication 802.11b/g/n wireless network card, Bluetooth 4.0USBUSB2.0, USB3.0 card reader built-in other interface HDMI interface, headphone/microphone jack, RJ45, DC power jack operating system Windows 8 products Link http://product.pconline.com.cn/notebook/lenovo/580490.html Online shopping comparison major electricity supplier price comparison IT Mall online shopping Nett More Details Picture Quote Parameter Comparison User Reviews Reviews · Quotes
PConline Product Library - Specifications
Brand Mechanic Series Mechanic Black Hawk F57 Series Model Black Hawk F57-D2 Speed ​​Light Processor Intel Core i7-6700HQ (2.6GHz/L3 6M) Memory Capacity 8GB Hard Disk Capacity 500GB Optical Drive Type No Optical Drive Screen Size 15.6 Inch Graphics Card NVIDIA GeForce GTX 950M network card built-inM network card wireless communication 802.11ac wireless network card, Bluetooth 4.0USB1 USB2.0, three USB3.0 card reader six in one card reader other interface VGA port, HDMI interface, Mini DisplayPort, sound Input, sound output hole, RJ45, DC power jack, S/PDIF interface weight about 2.1kg operating system DOS system product link http://product.pconline.com.cn/notebook/machenike/606562.html online shopping parity Electricity supplier price comparison More detailed information Picture quotation parameters Comparison User reviews Reviews · Quotes
PConline Product Library - Specifications
Brand Apple Series Apple 12-inch MacBook Series MacBook (MK4N2CH/A) Processor Intel Core-M Memory Capacity 8GB Hard Drive Capacity 512GB Optical Drive Type No Optical Drive Screen Size 12-inch Graphics Chip Intel HD 5300 Wireless Communication 802.11a/b/g/n Wireless network card, Bluetooth 4.0 USBUSB Type-C card reader Built-in other interface DisplayPort, sound output hole, DC power jack Weight about 0.92kg Operating system MAC OS X, Yosemite product link http://product.pconline.com.cn/ Notebook/apple/585908.html Online Purchase Price Comparison of major electricity suppliers Price comparison IT Mall Online shopping Nett More Details Picture Quote Parameter Comparison User Reviews Reviews · Quotes

Mechanical Buzzer

The mechanical Buzzer uses a magnet to move a reed up and down quickly to emit a lower-pitch buzz! It's quieter than the piezoelectric buzzer but uses more power, so you the terminals will have to be closer to the battery packs. To use them, you'll need to match the wire colors to the wires from the battery pack.

Piezo Beeper,Mechanical Buzzer,Piezo Mechanical Buzzer,Low Frequency Mechanical Buzzer

Jiangsu Huawha Electronices Co.,Ltd , https://www.hnbuzzer.com