Our Products         Line Array       Active Speaker Cabinet       Studio Monitor       Speaker Cabinet   SA Series SC series SP series SQ series SK series   EQ & Amplifier       Portable Speaker       Guitar/Bass Amplifier       Mixer       Popstar       VA serise       Ultra Portable Speaker         SPEAKER CABINET>>> SQ Series             SQ-10   SQ-12   SQ-15   SQ-15SUB   Speaker >>> SQ SQ SQ-10 SQ-12 SQ-15 SQ-15SUB Frequency Range(-10dB) 50Hz-20KHz 45Hz-20KHz 40Hz-20KHz 37Hz-125KHz Power capacity 150W 200W 250W 300W Nominal Impedance 8ohms 8ohms 8ohms 4ohms Sensitivity(1W@1m) 93dB 94dB 95dB 98dB Maximum SPL 115dB 117dB 119dB 128dB Dimensions 375×500×300mm 400×650×340mm 470×760×385mm 600×728×555mm