Ultra Thin Bluetooth 3.0 Wireless Aluminum Keyboard Case Cover for Samsung Galaxy Note 10.1 2014 Edition P600 P601 P605(Silver Exterior and Black Keys) Modern style designed for Samsung Galaxy Note 10.1 2014 Edition P600 P601 P605 Built-in Wireless Bluetooth 3.0 Rechargeable Keyboard Energy saving keyboard sleep mode Light weight, quiet keystrokes Built-in rechargeable lithium battery that lasts for approximately 55 hours per charge