January 9, 2018The 10 Zone Paging Selector RH2810P is able to select up to 10 paging zones,it has a direct microphone input, four remote microphone inputs, one line inputs, internal chime and priority channel mute, ...view
January 9, 2018The Alarm Interface RH2815E is used in a public address system to produce an alarm sound either by a short-circuit signal to trigger auto-alarm or by a manual pushbutton,it can output a built-in siren...view