... Radio), MP3 (USB), AUX; 240W Power, 5 Zones select; Timer function, 3 mics, video out; DVD MP3 Tuner Amplifier ... per day;Expandable, max 20 zones with additional amplifier;LCD display for working status. Other related products: ... SMART HOME1. It contains MP3, Radio, DVD, auxiliary sound source and a 310W amplifier inside the machine; 2. ... CAT5 / CAT6 Broadcast Machine PA System, DVD/MP3/Radio Amplifier