Lenovo 0B47291, QWERTY, ThinkPad Tablet 2, Black, Wireless, Bluetooth, 3.0+HS Lenovo 0B47291. Keyboard layout: QWERTY. Compatibility: ThinkPad Tablet 2, Product color: Black. Connectivity technology: Wireless, Device interface: Bluetooth, Bluetooth version: 3.0+HS. Keyboard dimensions (WxDxH): 10.3 x 6.48 x 0.374" (262.6 x 164.6 x 9.5 mm). Keyboard weight: 12.5 oz (353 g)