The IntraSonic AUXWP Music Intercom Auxiliary Input Wall Plate is an auxiliary input unit that distributes external music sources to all rooms stations. Distribute Computers, CDs, MP3 Players, etc. Installs into single gang box. Designed with treble, bass and volume controls to provide best impedance matching with any device. The Auxiliary Input wires to the Master Unit with Cat 5 wire.
Smarthome does not accept defective returns for this product. You will need to contact the Manufacturer (or Supplier) directly for all warranty issues.