A4 TECH
A4TECH® continuously develops cutting-edge products for the consumer market with the discipline of turning yesterdays fiction into todays reality. The main content of computer peripherals is the beginning of proposing new ideas for technological innovation. A4TECH® has many patents and has a unique creative ability, providing the best of many innovations. Such as no delay, channel lock, double click, 16 gestures, 4-way wheel, V-track, optical switch and todays light strike switch.