The Bose Professional DM8SEB is the largest surface-mount loudspeaker in the DesignMax line, finished in black. Featuring an 8-inch woofer and a 1.4-inch compression driver in a two-way coaxial design, it delivers powerful, full-range sound with impressive output for background and foreground music. With a sleek enclosure, wide coverage, and included QuickHold U-bracket, the DM8SEB is a versatile solution for commercial spaces such as retail, restaurants, hospitality venues, and houses of worship.
Key Features
- Passive full-range loudspeaker (requires external amplifier)
- 8″ woofer + 1.4″ compression driver in coaxial two-way design
- 150 W continuous power handling (600 W peak)
- Frequency response: 52 Hz – 20 kHz (–10 dB)
- Dispersion: 110° × 60° for controlled coverage
- Maximum SPL: 111 dB continuous, 117 dB peak
- Integrated 70/100V transformer with 8 Ω bypass operation
- Black ABS cabinet with powder-coated steel grille
- QuickHold U-bracket included for fast, secure installation
Specifications
- Frequency Range (–10 dB): 52 Hz – 20 kHz
- Coverage Pattern: 110° × 60°
- Power Handling: 150 W continuous / 600 W peak
- Nominal Impedance: 8 ohms (with transformer bypass)
- Connections: Euroblock connector
- Enclosure: ABS cabinet with powder-coated steel grille
- Color: Black


















