Focus Us On

Outdoor Unidirectional Sound Projector Speaker RH-CH31

※ Unidirectional speaker driver: full range 6.5"*1.
※ With rated power taps: 5W / 10W / 20W.
※ Built-in 100V transformer (This technique of line input 100V reduces signal losses on a
longer distance and allows easy parallel connection of multiple loudspeakers).
※ Full alloy enclosure and mounting bracket..
※ Easy and secure through the adjustable U shaped mounting bracket.

  • Description
  • Specification
The RH-AUDIO 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 weatherproof IP65 rated and the speaker driver units inside also are waterproof featured.

This speaker provides broad frequency response range,low distortion and high sound pressure level for accurate and intelligible broadcast of evacuation messages and high quality sound reproduction.

Used commonly for corridors, tunnels, or any narrow areas which require a more projection sound dispersion.


RH-CH31 unidirectional sound projector speaker size



Rated Power


Input Voltage


Frequency Response



92±3 dB






Aluminum alloy enclosure,grille & bracket

Speaker Driver

Waterproof 6"*1

Net Weight


IP Rating


Related Products
  • 20W Waterproof Landscape Speaker RH-S51

    20W Waterproof Landscape Speaker RH-S51

    January 9, 2018The RH-AUDIO 20W Waterproof Landscape Speaker RH-S51 delivers excellent over a wide listening area, an excellent choice for indoor if you prefer not to mount speakers to your home, and also for outdoo...view
  • MP3 FM Bluetooth Digital Class-D Amplifier

    MP3 FM Bluetooth Digital Class-D Amplifier

    January 9, 2018These Bluetooth Mixing Amplifiers are designed as convenient solution for small to medium PA installations with USB/SD player,FM tuner and Bluetooth receiver in a compact housing.view
  • PA System Mixer Amplifier

    PA System Mixer Amplifier

    January 9, 2018The Audio Signal Mixing Amplifiers are designed for background music/paging and public address system installations,these units are exceptional values, and are easy to installview
Leave a Message Email Us

we will contact you within 24 hours.

  • TEL:+86-20-39388220
  • FAX:+86 20 31072811
  • EMAIL:info@rh-audio.net
  • ADDRESS:Floor 6, Building J, Kaida Industrial Park, Shixin Road, Xinshuikeng Village, Panyu District, Guangzhou China.