... Multifunctional and 650mah rechargeable lithium batteryOperating System:Mac, Android 3.0 (Galaxy tab 10.1 8.9, ... Support Android3.0 , IPad, Iphone 3G, 3GS, Iphone 4,4S, MAC 3.0, windows,Li-ion Battery* ... * Depth: 18cm * Weight: 230g G.W 680g/pc QTY: 20pcs/cartonCarton Size 31*37*46.5cm1. Bluetooth ... with galaxy tab 10.1’3.Keyboard Material: ABS 4. Folio Material: High quality PU, carbon fiber strain ...