Computers and Peripheral Devices Design A75HE Keyboard by Weiping Zeng A75HE is a gaming keyboard designed for competitive players, peripheral enthusiasts and office professionals. The keycaps are made of ceramic, produced with ceramic technology and traditional die casting, which gives a refined feel and resistance to oil and scratches. The case is an integrated structure made by CNC machining for greater rigidity. Magnetic Jade Pro switches use magnetic induction to reduce mechanical wear and lower latency, with an 8000Hz polling rate. Internal silicone, foam and film layers dampen noise. Modular side panels allow personalized finishes.