Professional Pre-amplifier AD-48 for subwoofer , highly recommended, 4-IN, 8-OUT. 6.35mm 1/4 TS Mono Jack male to male AUX cable mic cable Guitar cable. Active+DSP 600W dj bass speakers. Cost effective X5 digital karaoke pre-amplifier. The AD48 uses the latest fourth-generation SHARC ADSP-21488 400Mhz floating-point DSP for powerful DSP processing. Each input and output has […]