Built-in bluetooth chips set which is fully compatible with Wii Guitar Hero 3.

1.Up to 60 hours of continuous play time on 4 AA batteries.

2.Wireless chip set allows for gaming up to 25ft away.

3.Unique "+" button placement prevents players from accidentally pausing the game while rocking bar.

4.Built-in 3D sensor functionality.

5.Bi-directional strum bar.

6.Responsive and durable fret buttons.

7.Ergonomically placed whammy bar.

8.4 power status LED&SYNC button.