Bluetooth keyboard Perfect keyboard for IPad, laptop, Iphone,sony PS3 Description1.Broadcom Bluetooth V2.0, Class 22.Sniff power save mode,3.3mA(Pressed) with 2 AAA battery;4.With power switch and rechargeable5.Works with Windows system,Windows Mobile system,Symbian S60,iPhone OS6.Supports SONY PS3,IPAD,iPHONE7.Size: 284.34mmx119.80mmx6.70mm8.Weight:110g