2.4G Wireless Keyboard Firstsing A more stable combination with 2.4 G technology: Thanks to 2.4 G wireless technology everything is more stable and easier. No need to install, Man has a wider range to ten meters. Play &Plug: no installation necessary, easy to use. Full Size design: the keyboard is divided into three areas. Noise level of the drawing: The scissor-based button can reduce the noise level of the drawing effectively. a quiet working environment is good. Compatibility and work: compatible with Windows/8/XP/Vista/10, Linux. Some multi-medium buttons are not fully compatible with Mac/OS.