Multi-Conductor Cable, Unshielded: Type - Sound and Audio Cable; Conductor Count - 4C; Conductor Size - 18 AWG; Conductor Type - Str Bare Cu; Voltage - 300V; Jacket Material - PVC; Insulation - PVC; Jacket Rating - CMG; Conductor Strands - 7 x 27; Nominal OD - 0.254 in 6.54mm; Temperature Rating - 105 deg C; Length - feet - 1000-ft; Length - meters - 304.8 m; Package - Reel; Approval Listings - UL Type CMG/FPL/PLTC-ER. CUL Type CMG/FT4