January 9, 2018The RH-CH206 is a waterproof bidirectional sound projection speaker is made out of all metal extruded aluminum alloy enclosure with cast aluminium top and bottom plates are fully antirust, dustproof an...view
January 9, 2018The Telephone Interface RH2818I can automatically answer an incoming phone call and broadcast the caller's voice over the PA system and even to individual zones,and a microphone input is provided for ...view
April 18, 2018In the pa system the Preamp RH2011P takes whatever source it gets from microphone,CD/USB player or FM/AM tuner, and prepares that signal with a medium to high output impedance and current for the powe...view