A Protective Google Nexus 7" 2 Portfolio Case with Removable Bluetooth Keyboard. Durable, stylish & streamlined protective case designed for the Google Nexus 7 2. Removable wireless Bluetooth 2.0 ABS keyboard. Converts from case to Nexus 7 display stand for easy viewing. Full access to all Nexus 7 2 controls. Built-in rechargeable lithium battery (lasts approx. 45 hours per charge). Energy saving auto sleep mode when idle longer than 10 minutes. Front and rear-facing camera holes. Includes USB charging cable