1 RMS:1600Wx1CH @ 1Ohm DC 14.4V 2 G.w:8kg 3 Size:420x265x65mm 4 PCB double layer 5 terminal:bigger & perspective 6 Packing : Normal 6 heat sink :oxid & luster 7 Fequency response:15-350Hz, 8 S/N : 115dB 9 T.H.D % : 0.025 10 LPF:50-250, 12dB/oct. any more information,please visit our website: