Overview The Bose 829708-0110 is a pair of in-ceiling loudspeakers designed to deliver clear and balanced sound while blending seamlessly into your ceiling. Each speaker features a 3.5-inch woofer paired with a 0.75-inch coaxial tweeter, providing a frequency response from 75 Hz to 20 kHz that ensures music, voice announcements, and background audio come through with clarity. The Bose Dispersion Alignment system helps maintain consistent tonal balance across a wide 135° listening area, making these speakers well suited for moderate-sized indoor spaces like cafés, offices, and retail environments. Key features In-ceiling design that integrates discreetly into commercial or residential ceilings without sacrificing sound quality Bose Dispersion Alignment technology ensures uniform tonal balance across a broad listening area for consistent audio coverage QuickHold mounting arms simplify installation and reduce the risk of ceiling damage or accidental drops during setup Magnetic grille with a minimal bezel finished in black, which can be painted to match any ceiling décor while remaining easily removable Front-facing Euroblock connectors allow for straightforward wiring and convenient future servicing without removing the speaker Plenum-rated backcan and tile bridge included to meet code requirements for open or drop ceiling installations Compatible with Bose DSPs and amplifiers for enhanced tuning options and loudspeaker protection when needed 30-watt power handling supports clear background sound levels suitable for various commercial and professional environments Key specs Woofer size: 3.5 inches Tweeter size: 0.75 inches coaxial Frequency response: 75 Hz to 20 kHz Coverage pattern: 135° conical Power handling: 30 watts Mounting: QuickHold arms with plenum-rated backcan and tile bridge Finish: Black magnetic grille, paintable Connectors: Front-access Euroblock Connectivity and compatibility The speakers feature front-facing Euroblock connectors that make wiring straightforward and serviceable without removing the unit from the ceiling. They are designed to work seamlessly with Bose DSPs and amplifiers, allowing for additional sound tuning and protection when required. This compatibility makes them flexible for integration into existing or new audio systems in commercial or residential settings. Installation and setup Installation is streamlined by the QuickHold mounting arms, which lock the speakers securely in place and minimize the risk of damage to ceiling materials. The included plenum-rated backcan and tile bridge ensure compliance with building codes for open or drop ceiling environments. These features make the speakers a practical choice for professional installers aiming for a clean, reliable setup. Ideal uses and environments These in-ceiling speakers are well suited to environments where clear background audio and subtle design are important. They work well in cafés, boutique shops, conference rooms, offices, and other moderate-sized indoor spaces. Their power handling and coverage pattern provide even sound distribution, making them a strong choice for venues that require reliable, unobtrusive audio performance.