Profile: D & B Sales specializes in offering car audio systems and tools. Our products include receivers, CD players, speakers, amplifiers, subwoofers, video components, dash & wiring kits, enclosures, hand tools, power tools and air tools. We also provide trailer accessories such as hitch balls & couplers, light kits, load binders, tie down straps, tow chains/hooks, trailer jacks and trailer winches.