The SoundTube CM82-BGM-II is an 8” coaxial, two-way in-ceiling speaker designed for background music and commercial audio applications. Featuring BeamRing™ technology, it delivers clear mid-range performance and smooth off-axis coverage, ensuring consistent sound quality throughout your space.

This speaker combines an 8” polypropylene woofer with butyl rubber surround and a 1” silk dome tweeter for full-range sound reproduction. A tuned port on the baffle enhances musicality and provides bass response down to 55 Hz (-10 dB). Its six-position tap switch with transformer bypass allows for installation in 25V, 70.7V, and 100V systems, offering maximum flexibility for commercial environments.

SoundTube CM82-BGM-II Key Features

  • 8” polypropylene woofer with butyl rubber surround

  • 1” silk dome tweeter for smooth high-frequency response

  • BeamRing™ technology for mid-range clarity and wide off-axis coverage

  • Tuned port for enhanced bass down to 55 Hz (-10 dB)

  • Easy-access six-position tap switch for 25/70.7/100V applications with transformer bypass

  • High efficiency with 86 dB sensitivity and 16 Ω impedance

  • Painted steel grille for lasting durability

  • Adaptable to material thicknesses from 0.035” (0.9 mm) to 1.6” (40.6 mm)

  • UL 1480 and 2043 pending

  • Available in black, white, or custom colors

  • Included accessories: tile bridge, UL-listed 0.5” conduit clamp, paint shield

  • Optional accessory: color-coded (green) pre-construction bracket (AC-CM6-8EZ-PCB)

Applications

  • Airports and transportation hubs

  • Boardrooms and conference centers

  • Churches and education facilities

  • Hospitals and healthcare centers

  • Hotels, restaurants, and retail stores

Soundtube CM82-BGM-II Specifications

Low Frequency(-10 dB) 55 Hz – 22 kHz
Sensitivity 89.0 dB
Power Capacity RMS 64 W
Max SPL dB @ 1 M 107.0 dB
Nominal Impedance 16 ohm
Tweeter 1.0 in. Silk
Connections Four position ceramic terminal strip
Visible Height 8.6 mm (0.34 in.)
Visible Diameter 298.5 mm (11.75 in)
Back can Height 203.2 mm (8.0 in.)
Back can Width 245.6 mm (9.67 in)
Weight 4.1 kg (9.0 lbs.)
List price: $368.00
Price: $368.00