... 1. Bluetooth 2.1+EDR 2.Seenda Keyboard for galaxy tab uses a 650mAh 3.USB to ... 3.0, windows,Bluetooth Li-ion Batteryt Seenda Keyboard for galaxy tab uses a 650mAh rechargeable lithium polymer battery ... , Doman, Alt, Copy, Paste, Cut, PrevTrack, Play/pause, Next/Track, Mute, Volume- ,Volume+, Lock screen.Keyboard Size and Weight t ... 18cm t Weight: 230g Bluetooth Touch Mouse Keyboard for Motorola Xoom