Patent-pending Constant Beamwidth Technology™ provides constant directivity up to the highest frequencies and reduces out-of-coverage lobing. Switchable voicing provides flat response in music mode or mid-range presence peak in speech mode. Dynamic SonicGuard™ overload protection Built-in 70V/100V transformer plus 8 ohm direct capability. Swivel (pan) / tilt wall bracket included. Components : Eight 50 mm(2 in) Full-Range Frequency Range (-10 dB) : 80 Hz – 20 kHz Coverage Pattern : Vertical 20° (1.5 kHz - 16 kHz ±10°)Horizontal 150° (ave 1 kHz – 4 kHz ±20°) Sensitivity (2.83V@ 1m) : 93 dB (speech mode 2 kHz - 14 kHz)89 dB (music mode 300 Hz - 18 kHz) Nominal Impedance : 8 ohms Power Capacity (8 ohm setting) : 150W (600W peak) 2 hrs100 W (400W peak) 100 hrs Max SPL : Speech mode: 115 dB cont ave (121 peak)Music mode: 111 dB cont ave (117 peak) 70V/100V Transformer Taps : 60W 30W 15W (7.5W at 70V only) and 8Ω thru via switch Enclosure : Fiberglass reinforced ABS cabinet painted aluminum grille Outdoor Capability : IP-54 rated per IEC529. UV moisture and salt-spray resistant Colors : Black or White (-WH) Insert Points : Ten M6 insert points on back panel. Mounting : Included swivel (pan) / tilt wall bracket provides continuously variable +/-80 degree left-right swivel aiming (at no up/down tilt -- see Bracket Guide for maximum swivel range at various up/down tilt angles) continuously adjustable ±15 degree tilt as well as 5 degree fixed increment points within the range. Ten threaded mounting points located on back panel conform to industry standard rectangular 108 x 51 mm (4.25 x 2.0 in) pattern for OmniMount® 30.0 and other compatible third-party brackets. Threaded mounting points can be utilized for suspension. Dimensions (H x W x D) : 528 x 99 x 153 mm(20.8 x 3.9 x 6.0 in) Net Weight : 4.1 kg (9.0 lb)