Features 10 GAUGE THICK SPEAKER WIRE - GearIT Speaker Cable copper wires come in stranded twisted pair wire designs, long or short wire lengths, and thin or thick copper wires. Suitable for 12V wire gauge (12 volt wire gauge), but max voltage of 30V. COPPER CLAD ALUMINUM (CCA) - Solid bulk speaker wires made of cca are lower priced than pure bare copper wire for the same conductivity with an aluminum core. GearIT CCA Speaker Cables provide the same conductivity with slightly higher resistance. SURROUND SOUND SPEAKER WIRE SETUP - Our thick audio wire and speaker wires are perfect for home stereo sound system setup, home theater, center channel speakers, tower speakers, bookshelf speakers, house sound systems, radios, loudspeakers, and more. Compatible with Klipsch, Sony, Onkyo, JBL, Yamaha and other speaker systems SOUND WIRE WITH POLARITY - GearIT 10AWG Speaker Wire audio sound cables come with colored pvc jacket for easy polarity identification. Typically, red speaker wire is positive and black speaker wire is negative FOR INDOOR STEREO, HOME THEATER SPEAKERS - Our GearIT sound wire cable comes in 25ft, 35ft, 50ft, 75ft, 100ft, 200ft, 250ft lengths and black, white, transparent black/blue, transparent black/red, transparent black/clear colored speaker wire. Search on Amazon for GearIT 10 Gauge Speaker Cables to find all our 10 ga speaker wires. All GearIT stereo speaker copper wires come with a limited lifetime warranty.