SoundTube CM890i 
8" High Power Coaxial In-Ceiling Speaker

SoundTube’s CMi series incorporates BroadBeam® full-frequency dispersion technology and fixed-wing installation features for any type of hanging-tile or sheetrock application.

• Patented BroadBeamHP® waveguide technology delivers a consistent dispersion pattern for maximum intelligibility and edge-to-edge coverage.
• A 66-watt transformer and high output for the sound reinforcement and PA markets.
• One 8.0 inch treated fiber driver and one compression driver with a 1.0 inch exit mounted to a proprietary cast-aluminum baffle and heat sink.
• Rapid-installation blind-mount fixed-wing mounting mechanism with constant-tension design affixes to ceiling thicknesses ranging from 0.25 inch (6.4 mm) to 1.91 inch (48.5 mm).
• Easy access six-position selectable tap switch for 25- 70.7- and 100-volt applications with transformer bypass position.
• Separate tool-free magnetic grille and bezel assembly with integrated safety cable for ease of install and in-field painting.
• Average sensitivity of 93.0 dB offers high-output capabilities and reduced amplification costs.
• UL 1480 (UEAY) and 2043 approved.
• High-quality black or white paint finish. Custom paint colors optional.
• Included accessories: Tile bridge conduit plate Euroblock connector and paint mask/installation aid.
• Optional accessories: Color-coded (purple) pre-construction bracket (AC-CM8-PCB) and junction box (AC-CMi-JBOX).

Specifications:

• Frequency Response(-3 dB): 77 Hz - 22 kHz
• Low Frequency(-10 dB): 63 Hz
• Sensitivity: 95.0
• Power Capacity RMS: 125
• Max SPL dB @ 1 M: 116.0
• Nominal Impedance: 8 Ohm
• Transformer Options: 0.75 - 66 W
• Woofer: 8" Treated Fiber
• Tweeter: 1" Compression Driver
• Connections: 4-Pin Euroblock
• Visible Height: 1.08 in. / 27.5 mm
• Visible Diameter: 14.76 in. / 375 mm
• Weight: 14.3 lbs / 6.4 kG
• Colors: Black / White