This is a Remote and Nunchuck combo compatible with Nintendo Wii U Gamepad and Nintendo Wii Console.  The remote has a built-in motion plus to enhance play control with vibration.  It also has a powerful speaker that provides instant audio feedback.  The nunchuck has a built-in rechargeable lithium battery.  It has a 2.4GHz wireless technology connection.  Nintendo Wii U Gamepad and Nintendo Wii Console are sold separately.