Speaker Cable, Cable/Wire Type: Plenum, Conductor Count: 2, Length: 1000 ft., Dimensions: Dia: 3.58 mm, Color: Black, Red, Natural White Jacket, Conductor Size: 10 AWG, Conductor Material: Annealed Bare Copper, Jacket Material: PVC, Insulation Material: PVC, Voltage Rating: 150 V, Amperage Rating: 27.8 A, Temperature Rating: 32 F, Application: For Speaker Level Audio, Audiophile Commercial Grade, Special Feature: Approval Listings RoHS, UL13, Twisted, Unshielded Cable, Conductor Strands 105, Length - feet = 1000 ft., Package 500 ft./Reel, Additional_Details: UL13