The Equinox 10 biwire jumpers adapt standard 2-terminal speaker cables to speakers with 4-terminal biwired inputs. Grain Optimized OCC-7N conductors provide refined sound quality. We recommend connecting the cable directly to the high frequency terminals and using the jumpers to connect to the low frequency terminals. Pack of 4 biwire wire jumpers with Spade lug or Banana plug terminations. Jumpers are six inches (6") in length.