ULTRA BASS PRO.........DIGITAL ?

ULTRA BASS PRO..........BOUGHT FROM NEW...I ALSO HAVE THE MANUAL! FULLY WORKING AND HARDLY USED! (KEPT IN STORAGE) EXCELLENT FOR RUNNING SUBS OR BASS BINS WITHOUT CROSSOVERS BRILLIANT PIECE OF KIT HAS MANY MORE FEATURES SUCH AS TO SEPARATE MIDS/HEIGHTS ETC. THIS ALLOWS THE SUBS TO BE DRIVEN AT VERY LOW FREQUENCIES....A MUST HAVE ONO