Features: Using high-performance Vs11K10A MCU design, full-speed USB communication protocol to meet the requirements of the speed of competitive games support USB online update. Using the international A-class high-quality 1.6mm Fr-4 double-layer PCB board, support for all key non-shock. Flash memory, support power-down storage, 32K ROM program storage space. Full keyboard LED independent control, support 256 grade Pwm, soft and soft cooperate with 15 kinds of cool lighting effect, add special color to the game. Compatible with Win XP, Win2000, Win ME, Vista Win7, Win8, Win10, Android, Linux, iOS and other operating systems.