HADA-4B750 is a 4x750W digital amplifier that supports low and high impedance loads. The internal DSP, through the HADA DSP Manager software, allows tailoring the input and output signal through parametric EQs, multi-band compressors, limiters, and delays and each configuration can be saved as a preset.. Dimensions 482.6 x 88 x 281,5 mm / 19 x 3.46 x 11.08 in. Weight 6.0 Kg / 13.22 lb