1. The guitar mania II guitar controller is a top model full scale controller in the Guitar Mania II product line. 2. It includes a patent of pending recessed start button, which prevents players from accidentally pausing the game, and a finely tuned highly responsive chrome super whammy system whammy bar, which incorporates a heavy gauge coil spring for extreme durability. 3. Players love the feather touch sensitivity of the buttery fret buttons on the fast-action neck, and its smart bidirectional accelerator sensor allows players to simply tilt upwards the controller to enter the star power bonus mode of the game 4. Instead of having to play the controller while raising the guitar vertically. The rocking rhythm strum bar has been tuned for a tighter feel and a more precise response 5. All Guitar Mania II controllers are made of environmentally friendly materials, which have passed the stringent RoHS standard set forth by the European Union. 6. It is compatible with guitar hero and guitar hero II.