【Dual-mode Connection】One mode is 2.4GHz, supporting computer system like windows, MacOS. The other model is Bluetooth, supporting smartphone include iOS 7.0 or higher, Android 4.4 or higher. 【 Keybaord with 1ms Low Latency】GameSir focuses on solving the fundamental problems of latency, stability, and connectivity to provide instant wireles connection with 1ms ultra low latency. 【Durble Aluminium Alloy Top Plate】The precision-machine aluminum alloy top plate is the integrated stamping with CNC engraving process, allowing for both a minimal design and a beautiful aesthetic.