As the most affordable DNA Helix speaker cable, Stream 8 provides cleaner and punchier sound than other cables twice its size. This cable provides the same class leading sound quality as Helicon 16 OFC in a durable round cable that’s great for installations. DESIGN SIGNAL CONDUCTORS CONDUCTOR MATERIAL INSULATION PLUG CONTACTS NOTE Dual DNA Helix (For dimensions, click here. ) 2 (8 strand groups) Gauge: 16AWG | 1.25 sq. mm Oxygen-free Copper COMPOSILEX 3 Silver + Gold plated Uni-term STS (Standard)