Due to its own innovative development, the Chinese company A4TECH constantly presents new serial models of the BLOODY keyboards. So in the arsenal of the new model B640 OPTICAL, the latest innovations of mechanical game manipulators were introduced. Features of the BLOODY B640 OPTICAL:

- Each button is designed by the manufacturer in a special way and is equipped with a special optical switch giving an instant response to the keys. The system catches lightly any key press, by taking a light signal from the laser. This provides the fastest response in the 1 millisecond limit. Frequency of transmission of information data - 1000 Hz;

- There is a function to simultaneously press a large number of keys;

- the presence of a specially designed block of WASD keys. This unit, made of textured silicone with a special corrugated coating, instantly captures the attention already at the first acquaintance with the model B640 OPTICAL;

- Equipped with a red LED-backlight, allows the keys to have an excellent backlight. This makes it possible for gamers to easily look at the keys, even in the complete darkness;

- the presence of optical switches, eliminates the fairly common flaws of mechanical keyboards. There are no undesirable fluctuations that lead to a double side activation of the keys. There is complete blocking of any physical contacts of the switches;

- thanks to the presence of a simple and understandable software, there are great possibilities for personalizing the device;

- Support via USB / 3.0.


The assembly of the model B640 OPTICAL and with careful testing did not reveal any complaints. The compact model is worthy of attention, both for fans of virtual battles, and for experienced professional gamers. It allows you to feel the power of Cyborg in all the gaming battles. This manipulator showed itself expectedly good in all genres of games, no failures were recorded.

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A4Tech B640 Mechanical Illuminated Keyboard

  • Brand: A4Tech
  • Product Code: A4Tech B640 Mechanical Illuminated Keyboard
  • Availability: In Stock
  • Rs. 9,500

Tags: a4tech b640, a4tech b640 mechanical keyboards, a4tech mechanical keyboards, a4tech keyboards, a4tech backlit keyboards,