... SMART HOME1. It contains MP3, Radio, DVD, auxiliary sound source and a 310W amplifier inside the machine; 2. ... It is able to play different sound sources and volume of sound independantly in different rooms (zones); 3. ... machine automatically; 5. To use control panel can select sound sources, adjust the volume, volume of treble, volume ... CAT5 / CAT6 5zone, DVD, MP3/USB/SD, Radio, PA Mixer Amplifier