With coaxial two-way drivers, the 30-watt Bose Professional DesignMax DM3C loudspeaker offers clear, intelligible highs and surprising low end for their size — along with premium aesthetics that complement any commercial sound installation. The DM3C features a two-way 3.5-inch woofer and 0.75-inch coaxial tweeter mounted within the Dispersion Alignment system, delivering a frequency range of 75 Hz – 20 kHz. The DM3C is ceiling-mounted, installed easily via QuickHold mounting arms.
Technical Specification
PHYSICAL
- Environmental
- Indoor only
- Colors
- Black (RAL 9005), white (similar to RAL 9003), paintable
- Ceiling Cutout
- 8.2 in (208 mm)
- Enclosure Material
- Engineered-plastics front baffle with integrated steel-formed backcan
- Grille
- Magnetically attached perforated steel, powder-coated finish, paintable, with safety tether
- Logo
- Rotatable, removable
- Suspension/Mounting
- (3) QuickHold spring-loaded mounting arms, (3) safety cable attachment points
- Net Weight
- 5.9 lb (2.7 kg), loudspeaker with grille (single) / 1.7 lb (0.8 kg), tile bridge (single)
- Operating Temperature Range
- 0 °C to 50 °C (32 °F to 122 °F)
- Product Dimensions (H×W×D)
- 10.0 in × 6.0 in (255 mm × 154 mm), loudspeaker diameter × depth / 8.0 in × 5.7 in (203 mm × 144 mm), backcan diameter × depth
- Shipping Weight
- 19.2 lb (8.7 kg), pair
COMPLIANCE
- Safety Agency Ratings
- UL 1480A, in compliance with UL 2043 for plenum-space installation, NFPA 70 & NFPA 90A, CE-compliant
PERFORMANCE
- Frequency Range (-10 dB)
- 75 Hz – 20,000 Hz
- Coverage, Horizontal
- 135° conical
- Calculated Maximum SPL @ 1 m
- 98 dB
- Nominal Impedance
- 8 Ω (transformer bypass)
- Power Handling, long-term continuous
- 30 W
- Power Handling, Peak
- 120 W
- Recommended Signal Processing
- Not required, Bose Professional EQ voicing and SmartBass processing available
- Sensitivity (SPL/1 W at 1 m)
- 83 dB
- Transformer Taps, 100V
- 6, 12, 25 W, bypass
- Transformer Taps, 70V
- 3 W, 6 W, 12 W, 25 W, bypass
- Coverage, Vertical
- 135° conical
TRANSDUCERS
- Crossover
- 1.7 kHz, passive 2-way crossover
- Driver Protection
- Recommended high-pass protection 80 Hz with recommended 24 dB/octave filter
- High-Frequency
- 1 × 0.75 in (20 mm) neodymium dome tweeter, coaxially mounted
- Low-Frequency
- 1 × 3.25 in (83 mm) woofer
Product codes
- 829708-0110
- DESIGNMAX DM3C PAIR BLK
- 829708-0210
- DESIGNMAX DM3C PAIR WHT
- 829708-0120
- DESIGNMAX DM3C PAIR BLK (NEW)
- 829708-0220
- DESIGNMAX DM3C PAIR WHT (NEW)
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