Speaker: 12" Custom Design high output HF Unit: High Frequency Tweeter Finish: Black Carpet covering corner protectors, feet, scoop handle Power Output @ 1% THD: 120W @ 8ohms / 150W @ 4ohms (with PX12+) Distortion (amp): 0.008% (120W @ 8ohms) Maximum SPL: 116dB Input Impedance: Mic 6k ohms balanced, Line 33k ohms balanced Input Sensitivity: Mic -30dBu, Line -10dBu Equalisation: Hi 12dB@5kHz Q=2, Mid 15dB@1.5kHz Q=0.9, Lo 12dB@90Hz Q=3.6 Notch Filter: -12dB @ 300Hz to 6kHz, Q=3.3, switchable with LED Input: Balanced XLR and jack, jack link out Output: Jack external speaker socket Power Requirements, Voltage Selector: 230V Range ±10% 50/60Hz 4A Max, 115V Range ±10% 50/60Hz 8A Max Size (W x H x D): 553mm (21.8") x 380mm (15") x 450mm (17.7") Weight (net/shipping): 16kg(35.2lb) / 19kg(41.8lb)