Function introduction:

1, with fully open and fully closed and 8 independent switch button for easy operation.

2, a gooseneck microphone input, support a local audio input, volume adjustment.

3 、 audio frequency adopts balanced transmission mode, with good signal quality and transmission distance, the longest distance can reach 1KM.

4 、 the transmission line adopts five kinds of shielded double glue line, simultaneously transmits the audio signal and the 485 control signal, and can realize the remote paging between the power switch of the remote control equipment and the partition.

5, with a joint entrance.

6 、 external 24V AC power supply.