Unity pro bass are the result of countless hours of technical research and benchmarking against the most iconic historic references. Designed from the ground up by bass players, for bass players they are straight forward and powerful. The new unity pro bass systems deceptively simple controls allow you to quickly and easily create your tone, with rock solid bass, detailed dynamics and innovative features in a compact package from 30 watts to 500 watts. Blackstars unique response control allows the player to choose between the sound and feel of three classic power amp stages, shaping compression, natural drive and dynamics. Combined with three distinct preamp voicings and a 3-band semi-parametric eq, unity produces infinitely flexible bass tone and exceptional feel, whatever your playing style. The unity 250act powered cabinet can be linked to any model in the line to add 250w or more of active power to your rig; taking you from the studio or rehearsal room to the gig with ease and portability. From the organic response of classic valve amps, to a transparent clean platform, unity brings together the ultimate in bass tone. Any player, any sound Straight forward and powerful, unitys deceptively simple controls allow you to quickly and easily create your tone no matter what style you play. Ultimate flexibility Enhance your sound with built in chorus, compressor and octaver. Pro connectivity Unity bass is perfect for the studio or stage with the balanced xlr, usb connectivity and more. Eminence opus speakers - voiced for unity Unity pro bass system features eminence opus speakers, designed and voiced in partnership with eminence - the professional choice for bass players around the world.