🔥 Limited-time offer: Enjoy up to 10% off selected karaoke bundles! Don’t miss the beat!
The Bose Professional DesignMax DM2C-LP In-Ceiling Loudspeaker is a professional installed loudspeaker designed to make music and spoken audio easy to hear in real commercial spaces. It belongs to the in-ceiling loudspeakers range, so its enclosure, mounting approach, and sound coverage are intended for permanent installation rather than occasional home use. For a person who does not work with audio equipment, the simplest way to understand the DM2C-LP is as the final part of the sound system: it changes the electrical signal from an amplifier into the sound that customers, staff, students, or visitors actually hear. Its purpose is not only to play loudly, but to keep voices natural, music balanced, and coverage predictable across the listening area.
From a practical design point of view, its stated frequency performance is 85 Hz – 19,000 Hz; this indicates the span from lower tones to higher detail that the loudspeaker can reproduce under the manufacturer's test conditions; a maximum sound-pressure capability of 97 dB gives the designer a reference for how much level is available at one metre; the published coverage of 150° conical helps the installer aim and space loudspeakers so fewer listeners sit outside the useful sound pattern. Coverage describes the area in which the loudspeaker is intended to deliver consistent sound; it does not mean every room will sound identical, because ceilings, walls, furniture, background noise, and mounting height also affect the result. The specification table later in this section gives the exact manufacturer values so the product can be compared with other models without relying on marketing language alone.
For installation planning, the DM2C-LP should be treated as one component in a complete system that also includes the correct amplifier, signal processing, cabling, mounting hardware, and safety method. Important planning points include published power information: 20 W, overall dimensions of 7.8 in × 4.3 in (198 mm × 110 mm), loudspeaker diameter × depth / 6.1 in × 3.9 in (155 mm × 99 mm), backcan diameter × depth, a net weight of 3.6 lb (1.6 kg), loudspeaker with grille (single) / 0.7 kg (1.6 lb), tile bridge (single). A qualified installer can use those values to confirm structural support, cable loading, weather exposure, protection filters, and the number of loudspeakers that can share an amplifier channel. The result is a system that is easier to operate every day and less likely to be overdriven or installed outside its intended limits.
The DM2C-LP is a sensible choice when the project needs a permanent, visually tidy loudspeaker with performance that can be predicted from published data. It can support background music, foreground music, paging, presentations, or a mixture of these duties, depending on system design and room size. For a small quiet room, the priority may be even coverage at moderate volume; for a busy public area, the priority may be speech clarity above ambient noise; for hospitality, the priority may be natural music and an enclosure that fits the interior. The use scenarios below show where the product is likely to be considered, but the final quantity, placement, amplifier settings, and mounting accessories should always be confirmed for the actual site.
| Safety Agency Ratings | UL-1480A, S5591/ UL Listed, in compliance with UL2043 for plenum-space installation, NFPA70 & NFPA90-A, CE compliant |
|---|
| Colors | White grille (similar to RAL 9003), black grille (similar to RAL 9005), 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 | 6.5 in (165 mm) |
| Logo | Rotatable, removable |
| Suspension/Mounting | (2) QuickHold spring-loaded mounting arms, (2) safety cable attachment points |
| Operating Temperature Range | 0 °C to 50 °C (32 °F to 122 °F) |
| Product Dimensions (H×W×D) | 7.8 in × 4.3 in (198 mm × 110 mm), loudspeaker diameter × depth / 6.1 in × 3.9 in (155 mm × 99 mm), backcan diameter × depth |
| Net Weight | 3.6 lb (1.6 kg), loudspeaker with grille (single) / 0.7 kg (1.6 lb), tile bridge (single) |
| Shipping Weight | 13.2 lb (5.9 kg), pair |
| Frequency Range (-10 dB) | 85 Hz – 19,000 Hz |
|---|---|
| Coverage, Horizontal | 150° conical |
| Calculated Maximum SPL @ 1 m | 97 dB |
| Nominal Impedance | 16 Ω (transformer bypass) |
| Power Handling, long-term continuous | 20 W |
| Power Handling, Peak | 80 W |
| Recommended Signal Processing | Not required, Bose Professional EQ voicing and SmartBass processing available |
| Sensitivity (SPL/1 W at 1 m) | 84 dB |
| Transformer Taps, 100V | 2.3, 4.5, 9 W, bypass |
| Transformer Taps, 70V | 1.2W, 2.3 W, 4.5 W, 9 W, bypass |
| Driver Protection | Recommended high-pass protection 85 Hz with recommended 24 dB/octave filter |
|---|---|
| Low-Frequency | 1 × 2.25 in (57 mm) woofer |