... QUALITY-Golden supplier with own factory,100% original & high-quality OEM*VARIOUS BRADS-Sennheiser,for SONY,for Apple,AKG,skullcandy, etc ... *24Hours Quickly Feedback Freer 2.4G Wireless Optical MouseErgonomic 2.4G wireless mouse1.wireless 2.4G mouse auto connecting2.Wireless receiving distance if 10meter3.Auto connectingWireless 2.4GBest EngineFree regulation accuraryWireless ...