Soundtube CM500i
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Soundtube CM500i

The Soundtube CM500i flush mount ceiling speaker can be used on both low impedance (8 ohm) or high impedance sound systems (70.7v or 100 volt line).

It has a 5.25" two way driver and offers superb sound quality for public address paging and background music applications.

A tile bridge and alumonium backcan / dome cover are included.

  • Patented BroadBeam™ dispersion technology delivers fuler more area with full-frequency sound.
  • Included with every new RSi speaker is a fast-action, four-pin Euroblock connector that speeds up wiring, allows simplified daisy-chaining and provides the option for pre-wiring where 'division of labor' codes exist.
  • Installation hardware, including hanging cables, snap-link, fast-adjusting cable clamps and wire ties, is included.
  • 25, 70.7 and 100 Volt transformer options with voice coil / 8 Ohm direct.
  • High-frequency driver protection with automatic reset.
  • Durable construction, powder-coated grille and terminal weather boot allow for indoor or outdoor installations.
  • Sonically matched with SoundTube's CMi (in ceiling) and SMi (surface mount) speakers
  • Use in conjunction with RS801i Subwoofer for applications requiring additional bass.
100V 8ohms
List Ex VAT: £354.44
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Frequency Response(-3 dB)

55 Hz - 22 kHz


86.5 dB

Power Capacity RMS

75 W

Max SPL dB @ 1 M

105.5 dB

Nominal Impedance

8 ohm


1" / 25 mm BroadBeam®


5.25 in / 130 mm Poly


4-pin Euroblock

Visible Height

24.4 mm (0.96 in.)

Backcan Height

196.9 mm (7.75 in.)


272.0 mm (10.71 in.)


3.4 kg (7.5 lbs.)


Black or White