Functional Description： The 16x16 Digital Audio Matrix offers an easy operation of collecting different music programme  from different audio sources,and can play a same audio to all the speake..

Functional Description： The 16-Zone Paging Selector is able to select up to 16 paging zones,it has a direct microphone input,  two remote microphone inputs, two line inputs, internal  chim..

Functional Description: ※ high-grade aluminum 2U black sandblasting panel, nice; ※ has 10 zoning alarm function; ※ 1 microphone input, 4 remote control microphone input, 1 line, 1 emergency input; ..

Functional Description： The PA Pre Amplifier supports power amplifiers to work,features muting function, that MIC1 overrides MIC2,MIC3,AUX1,AUX2 with 0~30dB dB attenuation. ※ 2U aluminium panel. ※..

Alarm Interface Specifications & Features: The Alarm Interface RH2815E is used in a public address system to produce an alarm sound either by an emergency signal through connection to a fire a..

Functional Description： ※ 10 zone inputs. ※ Built-in speaker 5W/8 Ohm. ※ Connecting to the amplifiers to monitor if they are working well. ※ Monitors up to 10 speaker zones by using the built-in s..

Functional Description： The Telephone Interface can automatically  answer  an incoming phone call  and broadcast the caller’s voice  over  the  PA  system&nb..

Functional Description： The M/S amplifier switch monitors up to five main power amplifiers which will  be switched automatically to the spare amplifier should any one fail,with five  inde..

Functional Description： The Lightning Arrestor protects PA system with outdoor speakers from potential damage caused by thunder storms and lightning.   Four independent channels provide p..

Functional Description： ※ Supports 16 zones for monitor with built-in speaker 5W/8Ω. ※ Supports alarm broadcasting. ※ Each zone has LED indicator. ※ 25-pin computer activation bus. Speci..

Functional Description： The10-zone speaker selector system with independent on/off switches for  10 group of speakers,manual protection switch on the front panel for each zone. Custom button l..

Functional Description： The 24VDC Switch Power Supply is a 16 channels switching power supply for  use in a public address system to forcefully insert  24VDC over the system  to prov..