The AudioQuest ThunderBird BiWire Jumpers feature Direction-Controlled Solid Perfect-Surface Copper+ conductors wrapped in Conductive Carbon-loaded shielding to suppress RF interference and noise coupling. This four-piece set incorporates AudioQuest's 500-Series Hanging-Silver plated Purple Copper spades or bananas, ensuring secure, low-resistance connections at speaker terminals. Engineered to bridge bi-wireable speakers with minimal sonic compromise, ThunderBird jumpers deliver the performance advantages of dedicated speaker cables in a compact, connector-optimized format.