1. Bluetooth keyboard for iPhone, iPad, and iPad2 2. Ultra-thin design 3.10m working range 4. Certification: CE, FCC, RoHS Ultra-Thin Aluminum Bluetooth Keyboard for iPhone, iPad, and iPad2Even thinner than ... (depending on usage) * Charging Interface: through USB * Buttons/switches - ON/OFF - Bluetooth sync * Compatible Systems: iPad, iPad2, iPhone IOS4.0, MAC OSX, Windows XP ...