ZAPCO SP4-SL IN-LINE EQUALISER - FADER / SUB / CROSSOVER - BLACK - UNTESTED
IN-LINE EQUALISER. 24dB Variable, low pass, subwoofer crossover, adjustable from 30Hz to 300Hz. EQ Center Frequencies: 40HZ, 125 KHz; 1KHz, 12KHz. Front panel power and clipping indicator. MODEL NUMBER.