... High Accuracy, High Quality, Specifications2.4G wireless mouse 1.mid size, smooth,comfortable 2.Paypal and Western Union acceptable 3 ... DPI high-resolution accurate positioning; Automatic on frequency, 256 group ID, Use: suitable for gamers support mouse maximum ... Frequency range 2.4Ghz-2.4835Ghz; Operating system Windows 9X/ME/2000/XP/Vista; specification: 80mm*54mm*33mm 2.4G wireless mouse for ...