1. System type: 2-way,15",Full range,Passive speaker 2. Woofer: 12"(300mm),voice coil(50.5mm),40 OZ, 8 Ohm 3. Tweeter:Ti Diap. driver(34.4mm),12.4OZ, 8 ohm 4. Frequency Response:45-20 kHZ (-6 dB) 5.Rated power:180W 6.Max power:360W 7.Crossover passive:2.8k HZ 8. Sensitivity(w/m/2.83V): 98±3 dB 9.Max SPL: 124 dB 10.Dispersion(H×V): 90°×60° 11.Connectors:2×neutik NL4 12.Speaker box material:PP plastic and steel 13.Finish: Painting 14.Dimensions:430×310×580 mm