"1: by 3 America Broadcom Bluetooth chip, the quality is very stable
2:360 degree rotation, the keyboard part can be disassembled
3: built-in lithium battery, with charging function
4: Size: 220 mm X 140 mm X10 mm
5: weight, 380g
6:.SAMSUNG TAB3 8 T310/T311
7: black, purple, blue"