Designed to complement our reference-class cables, Zenith 2 Bi-wire jumpers combine six solid-core and 'multicore' pure silver conductors per jumper (equal to 11 AWG) arranged with our helical twist geometry, and incorporating our distributed gauge technology for the most neutral tonal balance. Insulation is super air-spaced PTFE Teflon. Zenith 2 Bi-wire jumpers provides your system a fast, powerful and dynamic sound especially suited to full-range audio reproduction.