The System Sensor Public Address & Voice Alarm portfolio offer complete range of loudspeakers, amplifiers, microphones and other audio accessories and voice alarm controllers which are sure to meet all your Public Address & Voice Alarm needs.

The HN-AS20 is multi-source Tuner/MP3/USB/SD audio source module offering high quality sound reproduction performance of WAV, WMA, MP3, and AAC format audio file from USB and SD player. The assigned function button provides easy control and immediate response to user.

HN-AS30 integrates CD driver, internal virtual memory and radio. HN-AS30 is specially designed for HN-series amplifier. The combination of HN-AS30 and HN-series amplifier makes a best solution for simple applications.

The various product lines available in this are: