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The white CM82-EZ-II-WH 8" Coaxial 2-Way In-Ceiling Speaker from SoundTube Entertainment incorporates an 8" polypropylene driver with a butyl rubber surround in a sealed drawn steel back can. This speaker delivers a high-quality response from a frequency range of 65 Hz to 22 kHz, -10 dB.
The CM82-EZ-II-WH Speaker features a constant-tension, fixed-wing mounting system with a 21-gauge steel tile bridge ensuring rapid and secure installation in any sheetrock or drop-tile application. It also features 6-position tap switch for 25, 70.7, and 100V applications with transformer bypass position. The speaker is developed specifically for paging and background music applications such as hotels, education, healthcare, retail stores, restaurants, airports, churches, or boardrooms.
8" polypropylene woofer with butyl rubber surround and one 1" silk dome tweeter
Easy-access, 6-position tap switch for 25/70.7/100V and 16Ω transformer bypass settings
Maximum sensitivity of 89 dB
Integrated sealed enclosure
Color-coded (green) tile bridge
Optimum voice intelligibility with an average coverage angle of 95° (2 to 10 kHz, independently verified)
16Ω settings allows for the use of 2, 4, or 6 speakers in a system using a standard amplifier without a transformer
Additional speakers sold separately
Incorporates a painted steel grille with rust inhibitor for durability
Can be installed on ceilings with thickness ranging from 0.04 to 1.60"
UL 1480 (UEAY), 2043, cUL, and CE (EMC Directive 89/366/EEC, EN55020, EN55013) approved
White paint finish
In the Box
SoundTube Entertainment CM82-EZ-II-WH 8" Coaxial 2-Way In-Ceiling Speaker (White)
UL-Listed Flex Conduit Clamp
Limited 5-Year Warranty
Table of Contents
8" coaxial, in-ceiling, sealed (64 W transformer for 25/70.7/100 V or transformer bypass)
Impedance (nominal) 1
Impedance listed per IEC 60268-5
2.83 V/m: 86 dB 1 W/m: 89 dB
1 W/m sensitivity determined using nominal impedance
Frequency Response (- 3 dB) 3
92 Hz to 18 kHz
Frequency Response (-10 dB) 3
65 Hz to 22 kHz
Frequency response measured in half or full space as dictated by speaker mounting configuration
Power Consumption (max)
Program Power: 128 W Continuous Power RMS 5: 64 W
Maximum program power is 3 dB above maximum continuous power. Continuous power rating, EIA-426-B test. Maximum output based on maximum continuous power.
Max. Power SPL @ 1 m 6
-6 dB @ 2 kHz: 125° -6 dB @ 10 kHz: 75° Ave from 2 to 10 kHz: 125°
5.4 (averaged 100 Hz to 10 kHz) ; 7.2 (2 kHz)
5.5 dB (averaged 100 Hz to 10 kHz) ; 8.6 dB (2 kHz)
6-position rotary switch with transformer bypass position
Low Pass: 6 dB per octave, 1st order High Pass: 6 dB per octave, 1st order
Drawn steel back can with ABS baffle
Steel with painted finish
4 position ceramic terminal strip
70.7 V Output: 64 W (107 dB), 32 W (104 dB), 16 W (101 dB), 8 W (98 dB), and 4 W (95 dB) 100 V Output: 64 W (107 dB), 32 W (104 dB), 16 W (101 dB), and 8 W (98 dB) 25 V Output: 8 W (98 dB), 4 W (95 dB), 2 W (92 dB), 1 W (89 dB), and 0.5 W (86 dB)
UL, CE, and RoHS
Dimensions (H x W x D)
Visible Diameter: 11.7" (29.8 cm) Visible Height: 0.3" (8.6 mm) Mounting Hole Diameter: 10.5" (26.7 cm) Minimum to Maximum Ceiling Thickness: 0.04" (0.9 mm) to 1.6" (4.1 cm)