January 9, 2018This Desktop Paging Microphone RH300MC is designed with high quality condenser,matching with controlled circuit.This microphone has ultra-cardioid polar pattern and high sensibility．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
January 9, 2018The BGM 6 Zoning Amplifiers are designed with overall 70/100-volt or 4 to 16 ohms(Ω) loads and featured an industry
leading 6 zoned 100 volt load solutionview
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