Product Description

Technical Specification:

COMPLIANCE:

• EN 54-24 Certified Yes
• Safety Agency Ratings EN 54-24 Certified: EN 54-24: 2008, Loudspeaker for Voice Alarm Systems for Fire Detection and Fire Alarm Systems for Buildings

PHYSICAL:

• Colors Black
• Colors White
• Enclosure Material Exterior-grade plywood
• Environmental Indoor or outdoor. IP55-rated for direct exposure outdoor ratings
• Grille 3 layers (perforated stainless steel, acoustic foam, stainless-steel mesh), powder-coated finish
• Ingress Protection IP55 per EN60529; IP33C per EN 54-24
• Suspension/Mounting 2 × M8 threaded inserts for U-bracket, 4 × M8 threaded inserts on rear (127 × 70 mm, 4-bolt pattern)
• Product Dimensions (H×W×D) 9.3 in × 18.5 in × 11.0 in (235 mm × 470 mm × 279 mm), loudspeaker with input cover
• Net Weight 23.3 lb (10.6 kg), loudspeaker / 27.7 lb (12.6 kg), loudspeaker with U-bracket
• Shipping Weight 31.2 lb (14.2 kg)

PERFORMANCE:

• Frequency Range (-10 dB) 80 Hz – 18,000 Hz
• Coverage, Horizontal 60°
• Calculated Maximum SPL @ 1 m 120 dB (free field), 122 dB (wall/ceiling)
• Nominal Impedance 8 Ω
• Power Handling, long-term continuous 200 W
• Power Handling, Peak 800 W
• Sensitivity (SPL/1 W at 1 m) 91 dB (free field), 93 dB (wall/ceiling)
• Transformer Taps, 100V 10, 20, 40, 80 W
• Transformer Taps, 70V 5 W, 10 W, 20 W, 40 W, 80 W
• Coverage, Vertical 90°

TRANSDUCERS:

• Crossover 1.4 kHz, passive
• High-Frequency 1 × Bose Professional EMB2S titanium-diaphragm, neodymium compression driver with 2-in (51 mm) voice coil
• Low-Frequency 1 × Bose Professional LF8 high-excursion 8 in (203 mm) woofer, 2 in (51 mm) voice coil