Bose Professional EdgeMax EM180-LP, Ceiling Speakers, PhaseGuide technology, Nominal horizontal dispersion angle of 180°, High frequency compression driver, 5.25-inch woofer supports wall-boundary loading for greater bass response and performance, 2-Way passive crossover with transformer for 70 V / 100 V audio systems, Spring-loaded mounting system with snap-in function, Magnetically fixed grille, Certified according to UL1480A for safe installation in ceilings, Frequency range (+/-3 dB): 50 Hz to 18,000 Hz, Frequency range (-10 dB): 45 Hz to 19,000 Hz, Nominal dispersion: 75° Vertical, 180° horizontal, Continuous power rating: 32 W (128 W peak), Sensitivity (SPL / 1 W at 1 m): 91 dB SPL, Max. SPL at 1 m: 106 dB SPL (112 dB SPL peak), Driver configuration: 1 x 5.25‘ woofer and 1 x 1.3’ compression driver, Nominal impedance: 8 Ohm (transformer-bridged), Weight: 7.6 kg, Colour: White
