With coaxial two-way drivers, the 150-watt Bose Professional DesignMax DM8C loudspeaker delivers powerful SPL suitable for foreground music along with premium aesthetics that complement any commercial sound installation. The DM8C features a two-way, 8-inch woofer and a center-firing coaxial 1-inch compression driver, delivering a 52 Hz 20 kHz frequency range. The in-ceiling DM8C is installed easily via QuickHold mounting arms.

Features

• Combine DesignMax models to complete any design, big or small12 loudspeakers to mix and match, from 2-inch, low-profile models to 8-inch, high-SPL compression-driver loudspeakers and outdoor-rated options
• Deliver rich lows and clear, intelligible highs with coaxial two-way drivers no DSP or EQ required. For even better sound, use select Bose Professional DSPs and amplifiers to enable Bose Professional loudspeaker EQ and SmartBass processing, which expands performance and response at any listening level
• Blend with any room designwith elegant form factors, minimum-bezel grilles available in black or white, and removable logos
• Reduce installation timewith the patented QuickHold mounting system, which also reduces strain, hassle, and the chance of product damage
• Install easily with industry-standard accessories all models include Euroblock connectors; in-ceiling models include plenum-rated backcans, tile bridges, and front-access audio wiring that makes installation and troubleshooting easier
• Deliver high SPLfor demanding applications, including high-ceiling venues such as ballrooms, concourse, and convention centers

Specifications

Compliance

• Safety Agency Ratings UL-1480A, S5591/ UL Listed, in compliance with UL2043 for plenum-space installation, NFPA70 & NFPA90-A, CE compliant

Physical

• Colors Black (RAL 9005), white (RAL 9003), paintable
• Enclosure Material Engineered-plastics front baffle with integrated steel-formed backcan
• Environmental Indoor only
• Grille Magnetically attached perforated steel, powder-coated finish, paintable, with safety tether
• Ceiling Cutout 13.8 in (349 mm)
• Logo Rotatable, removable
• Suspension/Mounting (3) QuickHold spring-loaded mounting arms, (3) safety cable attachment points
• Operating Temperature Range 0 C to 50 C (32 F to 122 F)
• Product Dimensions (HWD) 16.1 in 10.0 in (409 mm 255 mm), loudspeaker diameter depth / 13.4 in 9.5 in (340 mm 240 mm), backcan diameter depth
• Net Weight 21.1 lb (9.6 kg), loudspeaker with grille / 2.2 lb (1.0 kg), tile bridge
• Shipping Weight 28.0 lb (12.7 kg), single

Performance

• Frequency Range (-10 dB) 52 Hz 20,000 Hz
• Coverage, Horizontal 135 conical
• Calculated Maximum SPL @ 1 m 113 dB
• Nominal Impedance 8 (transformer bypass)
• Power Handling, long-term continuous 150 W
• Power Handling, Peak 600 W
• Recommended Signal Processing Not required, Bose Professional EQ voicing and SmartBass processing available
• Sensitivity (SPL/1 W at 1 m) 91 dB
• Transformer Taps, 100V 5, 10, 20, 40, 80 W, bypass
• Transformer Taps, 70V 2.5 W, 5 W, 10 W, 20 W, 40 W, 80 W, bypass
• Coverage, Vertical 135 conical

Transducers

• Crossover 1.5 kHz, passive 2-way crossover
• Driver Protection Recommended high-pass protection 48 Hz with recommended 24 dB/octave filter; Overload protection; Resistor-network power reduction with automatic reset
• High-Frequency 1 1 in (25 mm) compression driver, coaxial center-firing
• Low-Frequency 1 8 in (203 mm) woof