January 9, 2018The RH-AUDIO Multiple Power Selection Column Loudspeaker RH-CS7 Series which produce good clear sound and acoustical clarity for background music and paging,are suitable for indoor and outdoor applica...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-CH31 is an unidirectional sound projector speaker is made out of all metal extruded aluminum alloy enclosure with cast aluminium top and bottom plates are fully antirust, dustproof and weatherp...view
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