16 AWG GA 2 Conductor In Wall Speaker Cable Speaker Cable CL3 And FT4 Rated Home Theater Audio Signal Digital THX Certified Cables, Bulk Roll 75' FT Bulk Roll, UL Listed Speaker Cable S16-2R-CL, 2 Conductor In Wall Speaker Cable THX Max Run Lengths: Fronts 24 FT / 48 FT Surround CL3 / FT4 Rated, 16 Gauge (Stranded Copper Wire) THX Certified (Protects against Outside Interference.), Flexible Outside Jacket