Audioquest 1000 series Banana Silver Set van 4

SureGrip100 BFA/Banana (Silver)Beryllium-Copper is stronger, more conductive, and better sounding than normal phosphor-bronze connectors.Direct-Silver Plating looks dull because there is no distortion-causing shiny nickel layer underneath. It is optimized for sound.Cold-Weld System for an ideal connection, better sounding than solder.