Radio Frequency Technology (Receiver included), Powered by 3 AAA batteries (not included). Featuring state of the art 2.4GHz RF technology, gamers can expect rock solid response times without dropping out or annoying time lag. High intensity dual vibration feedback. Up to 6 metre operational range offers much space for the players. Sculptured ergonomic design for increased comfort. Full analog/digital action buttons and twin analog control sticks, 4-way button, start and Select button, R1 and R2 button, L1 and L2 button. LED work indicator to show its condition. Color: Black