*Broadcom Bluetooth V2.0 *With power switch and rechargeable *Supports iPad,SONY PS3 bluetooth keyboard1.Broadcom Bluetooth V2.0, Class 22.Sniff power save mode3.Mini Multi Media bluetooth keyboard4.Use 2 AAA battery5.Works with Windows system,Windows,Mobile system,Symbian S606.Supports SONY PS37.Size: 100mm(L)x70mmWx15mmH8.Weight:60g distinctive slim mini bluetooth keyboard