DragonPad Wireless Bluetooth Keyboard Case - (Bluetooth 2.0 Aluminum Hard Case Keyboard for Samsung Galaxy 10.1 Tablet) Compatible with Samsung Galaxy Tab 10.1 GT-P7500, GT-P7510 16 GB, 32GB, WiFi, 3G, 4G (NOT fit for N8000) 3-in-1 design: Wireless Bluetooth Keyboard + Aluminum Case + Galaxy Tab Stand Wireless Bluetooth 3.0 keyboard function and conveniently snaps into a case to protect LCD screen. Keyboard is made of high quality aluminum. Built-in lithium battery allows up to 55 hours of uninterrupted work time. Specialized function keys,including back / home / menu / lock / light control / mute / volume control, etc.