Red Samurai Wireless Controller for Android Tablets Connect to your Android tablet via Bluetooth Rechargeable Lithium Ion Battery - Play for up to 8 hours on a single charge Dual Player Compatibility - Sync two controllers to a single device for multiplayer action 30 Foot Maximum Range - Hook your tablet up to your TV and play from the comfort of your couch* Keyboard or Gamepad Commands - Flip the controller between traditional Gamepad or Keyboard Mode. In Keyboard mode, configure each button individually for a completely customizable experience