September 3, 2018The In-Ceiling 2-Way Flush Mount Enclosure Speaker provides premium performance in background,foreground and music-plus-paging sound system.This speaker is ideally suited for installation in areas for...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
January 9, 2018The RH-AUDIO coaxial ceiling speaker RH-TH51 is designed with 5” PP cone woofer and 1” dome tweeter in coaxial way, provides premium performance in background, foreground and music-plus-paging sound...view