Connect surround speakers through a wireless transmitter and receiver, taking your music and movie experience to the next level. * SurroundCast contains a transmitter with speaker level inputs and an amplified receiver module with 60 watts of digital power and speaker level outputs. * The system allows you to set up any brand of surround speakers without the need for front to back of room wires. * Works in the 2.4 GHz frequency band, and co-exists with other 2.4GHz devices. * Interference-free audio operation, works with any surround system.