TOA TU-651M Driver Unit Specs: Applicable Horns TH-650, TH-660 Rated Input 50 W Line Voltage 100 V line or 70 V line Rated Impedance 100 V line: 200 Ω (50 W), 330 Ω (30 W), 670 Ω (15 W) 70 V line: 100 Ω (50 W), 200 Ω (25 W), 330 Ω (15 W), 670 Ω (7.5 W) Sensitivity 110 dB (1 W, 1 m) (When operated with JIS C 5504 standard horn.) Frequency Response 150 Hz – 6 kHz (When operated with JIS C 5504 standard horn.) Dust/Water Protection IP65 (When a driver is operated with a horn.) Horn Coupling 1 – 3/8 18 threads (inch screw) Polarity Hot: Black, Com: White Operating Temperature -20 %� to 55 %� (-4 ゜F to 131 ゜F) (no condensation) Finish Flange: Aluminum, gray, powder coating Rear cover: ABS resin, gray Screws: Stainless steel Speaker cable: Polyvinyl chloride insulated cabtyre cable (6 mm (0.24″) in diameter, 600 mm (23.62″) in length) Dimensions %�39 × 149 (D) mm (φ5.47″ × 5.87″) Weight 2.7 kg (5.95 lb) Option Driver unit cover: UC-200A # Check Horn Speakers/Megaphones # Check Branded Speakers
