eWonder Aluminum Bluetooth Keyboard Case with Stand for Samsung Galaxy Tab 10.1 inch - Black Keys Compatible with Samsung Galaxy Tab 10.1 GT-P7510 16 GB, 32GB, WiFi (NOT compatible with Galaxy Tab 7, 8.9, 10.1v P7100 European Edition) Keyboard is made of high quality aluminum. Built-in lithium battery allows up to 55 hours of uninterrupted work time. Wireless bluetooth keyboard function and conveniently snaps into a case to protect LCD screen. Stylish, thin and lightweight. Half as thin as most folios for the Samsung Galaxy Tab 10.1 P7500/P7510 Special function keys for music control, volume control, slideshow, home, search, etc.