Bi-wired conversion. Bi-wiring is always best, for an audio system. Unfortunately, many people own loudspeakers, which are quite capable of accepting Bi-wire cables. But, sadly the loudspeakers are left with metal bridging plates installed. Consequently, the Bi-wired conversion cable was introduced. Also, to take things a step further there are in fact a few companies who offer Tri-wire loudspeakers. And so I offer you a solution. Perkune are the best audiophile cables online!