77375 — In-Wall Speaker Wire 16AWG 4C 500FT CMR Blue OFC

Factory-new in-wall speaker cable, model 77375. This 16AWG, 4-conductor spool provides 500FT of CMR-rated (riser) cable in a blue jacket. Conductors are oxygen-free copper (OFC) for reliable audio signal transfer. Designed for concealed speaker and audio wiring runs in residential and commercial installations where riser-rated cable is required.