... is our main goal. bluetooth keyboard case for ipad 3 ,Features and details as below : Item bluetooth keyboard case for ipad 3 MOQ10 pcsPackingCoiled in plastic ... radiation 5, Modulation: 2.4G Direct Sequence Frequency Hopping (FHSS) 6, Transmit power: Class 2 level 7, Built-in lithium battery ... 8, The appearance of total size: 284.5mm * 119.8mm * 6.70mm see photos 9, Windows xp, Vista, windows 7 free ...