A4TECH is a global computer peripherals manufacturer specializing in ergonomic keyboards, mice, gaming gear, and webcams known for innovative wireless and optical technologies.
Founded in 1987 and headquartered in Taiwan, A4TECH has established itself as a global leader in the computer peripherals market. The company designs and manufactures a wide range of input devices including keyboards, mice, webcams, headsets, and gaming accessories.
A4TECH is recognized for its technological innovations, such as the វី-បទ engine for precision tracking on any surface, កូដកម្មពន្លឺ optical switch technology for gaming, and lag-free wireless transmission. The brand caters to both office and gaming sectors, with its specialized "Bloody" gaming series being particularly popular among esports enthusiasts. A4TECH emphasizes ergonomic design, durability, and user-centric features, providing reliable hardware solutions for personal computing and professional workstations worldwide.
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On most A4TECH dual-layout keyboards, you can switch the system layout by pressing Fn + O (for Windows) or Fn + P (for Mac/iOS). The keyboard will remember the last used layout.
Short-press FN + 7, 8, or 9 to select a Bluetooth channel. Then, long-press the same combination (FN + 7/8/9) for 3 seconds until the indicator light flashes slowly to enter pairing mode. Select the keyboard from your device's Bluetooth list.
No software installation is required for the basic Air Mouse function. You can activate it by lifting the mouse and holding both the left and right buttons for 5 seconds to turn it into a multimedia controller.
Many A4TECH multi-mode series keyboards can connect to up to 4 devices simultaneously: 3 via Bluetooth and 1 via the 2.4G wireless receiver.
Drivers, manuals, and software for A4TECH products can be downloaded directly from the official A4TECH website under the 'Download' section.