Bose EdgeMax EM90 In-Ceiling Directional Loudspeaker
Key Features
Patented PhaseGuide technology evenly distributes sound throughout the space to ensure all listeners enjoy the same experience—regardless of their location
High-frequency compression driver and high-excursion woofer for exceptional audio quality and power
In-ceiling installation for minimum visual impact, with fewer units required to deliver uniform sound
In-ceiling mounting near room edges and corners (75° vertical coverage and 90° horizontal coverage)
Wall-boundary loading for greater bass response and performance
2-way passive crossover with bypassable 70/100V transformer
Consistent voicing across the EdgeMax family
QuickHold spring-loaded mounting system for easy installs
Magnetically attached grille for quick access to wiring and tap settings
UL 1480A and UL 2043 safety standard compliance
Product Description
Specifications
| Brand | Bose Professional |
| Model | EdgeMax EM90 |
| Product Type | In-Ceiling Directional Loudspeaker |
| Configuration | 2-Way Passive |
| Low-Frequency Driver | 1 × 8" (203 mm) Woofer, 1.5" Voice Coil |
| High-Frequency Driver | 1 × Compression Driver, 1.3" (33 mm) Voice Coil |
| Frequency Range (-10 dB) | 45 Hz – 20 kHz |
| Frequency Response (-3 dB) | 50 Hz – 18 kHz |
| Coverage – Horizontal | 90° |
| Coverage – Vertical | 75° Asymmetrical |
| Maximum SPL @ 1 m | 117 dB Continuous / 123 dB Peak |
| Nominal Impedance | 8 Ω (Transformer Bypassed) |
| Power Handling – Continuous | 125 W |
| Power Handling – Peak | 500 W |
| Sensitivity | 96 dB SPL (1 W / 1 m) |
| Crossover | 1 kHz Passive 2-Way |
| Transformer Taps – 70V | 2.5 / 5 / 10 / 20 / 40 / 80 W / Bypass |
| Transformer Taps – 100V | 5 / 10 / 20 / 40 / 80 W / Bypass |
| High-Pass Protection | 55 Hz, Minimum 12 dB/Octave |
| Enclosure Material | Engineered-Plastic Front Baffle with Integrated Steel Enclosure |
| Grille | Micro-Perforated Steel, Powder-Coated, Paintable |
| Colour | White, Similar to RAL 9003 |
| Environmental | Indoor Only |
| Safety Compliance | UL 1480A, UL 2043 |
| Operating Temperature | 0°C – 50°C |
| Mounting | 4 QuickHold Spring-Loaded Mounting Arms + 4 M6 Safety Cable Points |
| Maximum Ceiling Thickness | 80 mm |
| Ceiling Cutout | 345 × 345 mm |
| Mounting Depth | 236 mm |
| Speaker Dimensions | 339 × 339 × 249 mm |
| Grille Flange Dimensions | 390 × 390 × 13 mm |
| Net Weight | 10.1 kg |
| Shipping Weight | 12.5 kg |
| Connector | 6-Pin Euroblock with Loop-Through |