Bose Professional EdgeMax EM90-LP In-Ceiling Loudspeaker (90°×80°, 111 dB, Conference/Restaurant/Retail)
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Bose Professional EdgeMax EM90-LP
The EdgeMax EM90-LP is a low-profile in-ceiling professional loudspeaker that provides asymmetrical sound direction with patented PhaseGuide® technology. It features a 4-inch (10 cm) rear enclosure for shallow ceiling spaces and offers high SPL.
Patented PhaseGuide® Directional Control
Asymmetrical sound distribution with PhaseGuide®; provides wall-referenced coverage to ensure a consistent listening experience.
High Sound and Wide Frequency
Powerful performance with a high-frequency compression driver and high-excursion woofer; continuous 111 dB maximum SPL.
Low-Profile Rear Enclosure
Only 4 inches (10 cm) deep rear enclosure allows for installation in spaces with limited ceiling clearance.
Easy Installation and Access
QuickHold spring-loaded mounting system, magnetic grille, and front-mounted connector for wiring and tap settings.
Technical Specifications
Loudspeaker Type : Directional in-ceiling loudspeaker
Application Area : Conference rooms; auditoriums; atriums; cafeterias; hospitality; restaurant; retail
Mounting Type : In-ceiling mount
Color : White (similar to RAL 9003), paintable
Coverage Angle : 90° horizontal × 80° vertical (asymmetrical, 0°–80° wall-referenced)
Maximum SPL : Continuous 111 dB (@1 m), Peak 117 dB (@1 m)
Sound Pressure (1W/1m) : 95 dB
Frequency Response : -3 dB: 50 – 18,000 Hz; -10 dB: 45 – 19,000 Hz
Power Handling (AES / Peak) : AES test: Continuous 40 W, Peak 160 W; Extended-lifecycle test: Continuous 32 W, Peak 128 W
Woofer : 1 × Bose Professional LF5, 5.25 in (133 mm) woofer, 1.5 in (38 mm) voice coil
Tweeter : 1 × compression driver, 1.3 in (33 mm) voice coil
Impedance : 8 Ω (transformer bypassed)
Crossover : 1 kHz, passive 2-way crossover (with integrated 70/100V transformer)
Connection Type : Wired connection with loop-through support
70V/100V Transformer : 70 V: 4 W, 8 W, 16 W, 32 W, bypass; 100 V: 8 W, 16 W, 32 W, bypass
Connector : 6-pin Euroblock, front-mounted
Operating Temperature : 0 °C – 50 °C
Dimensions (Diameter / Depth) : 339 mm × 339 mm × 100 mm (length × width × depth), grille: 390 mm × 390 mm × 13 mm
Mounting Cutout : 345 mm × 345 mm cutout, 100 mm mounting depth
Weight : Net: 7.5 kg (single loudspeaker, with grille); Shipping: 11.0 kg
Material : Steel (integrated enclosure)
Certification : UL 1480A; UL 2043 compliant
Shipping & Return Terms
Fast Shipping: 24-hour delivery within North Cyprus · 3–5 business days between Türkiye and North Cyprus
Returns: 14-day no-questions-asked returns · In original packaging, unused
Warranty: All products are distributor approved and carry a 24-month warranty.
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