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70V 100V In-ceiling Speaker RH-TH81 for PA System

※ Coaxial ceiling speaker system..
※ Woofer: 8'' PP cone.
※ Tweeter: 1'' titanium dome.
※ ABS baffle, metal grille.
※ Rated power with 10W,20W and 40W
※ Flush-mount dog ears installation
※ 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,also 8 Ohm input is available without transformer.
  • Description
  • Specification
The Coaxial Ceiling Loudspeaker RH-TH81 utilizes powerful 8 inch low woofer and 1 inch high tweeter for achieving high-fidelity performance at a cost effective price point, with high voltage transformer giving three output power rates 10W,20W,40W.

And adopts high quality ABC material baffles with dog-ears for easy blind mount installations, plus its clear and high-fidelity performance, this model is ideal for a variety of settings ranging from restaurant and retail settings to professional offices and reception / waiting areas.

Product Details:
RH-AUDIO Ceiling Speaker RH-TH81 Product Details

Tips of Installation:

RH-AUDIO Ceiling Speaker RH-TH81 Installation
• Once the hole is cut,remove             • Tighten the fastening                  • Insert the protective grille.
the protective metal grille and            screws in a clockwise
insert the speaker in the hole.             direction until the
And make sure the fastening               speaker in locked.
hooks are unscrewed.

RH-AUDIO Ceiling Speaker RH-TH81 Size



Power Tappings


Input Voltage


Frequency Response



93±3 dB

Hole for mounting







ABS enclosure & metal grille

Speaker Driver


Net Weight


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