Model: SX-480

It has built-in amplifier of 480w, which can be extended to 1920w.

It can connect to 3 extension amplifiers.

It has 5 zones which can be extended to 20.

4 sound sources: CD, MP3, AUX, radio.

Can play background music;

Has the function of emergency alarm and paging;

Has the mute function;

Power standby function can save power.

Separate volumn control of each zone is available.