Specification :
-RMS @4 ohm (<1% Distortion) 1250 W
-RMS @2 ohm (<1% Distortion) 2500 W
-RMS @1 ohm (<1% Distortion) 3500 W
-Input level 0.2-5v
-Freq response 10hz-180hz
-Thd&noise <0.2%
-Snr >70db
-LPF 40hz-180hz
-Subsonic filter 40hz-50hz
-Bassboost freq 30hz-80hz
-Bassboost 0db-12db
-Current draw 500A
-Min load 1 ohm
-Efficiency >85%
-Overheat protect temp 80c/176f