March 5, 2018If you have a multi-room audio system, you can control the volume of speakers in individual rooms by installing wall-mounted volume adjusters in each zoneview
September 11, 2018Descriptions of Acoustic Suspended Sphere Speaker RH-SL28The RH-AUDIO RH-SL28 is a high-quality 100V Suspended Sphere Speaker perfect for background music and voice announcement systems. The suspensio...view
September 11, 2018Descriptions of UHF 4-Channel Wireless Microphone RH860UUsing UHF640-840MHz band to avert interferencing frequency. All using quartz crystal oscillating circuits so the frequency is very steady. Speci...view