The new Xbox Wireless Gamepad is a fully functional RF controller for the Xbox console. The pad has a range of up to 10 metres (30 feet) and has a battery life of up to 100 hours. The pad has full analog controls with 8 way directional controls. The receiver features two Xbox expansion slots for Xbox Live and Memory Cards.  

Wireless RF Gamepad
Rubber Hand Grips
Up to 10 metres (30 feet) range
Multi player compatible
Battery life of up to 100 hours without vibration
Battery life of up to 50 hours with vibration
2 Expansion slots on receiver
Uses 4 x "AA" batteries (supplied)