12Ga - 400ft (2 x 200ft) VLYNX Premium 12 Gauge 400 Feet True 12AWG Vlynx Speaker Cable Wire., Flexible, 12AWG-400' Speaker Cable Spool [Positive (+) is marked with a line] True 12AWG Rated (American Wire Gauge) - 2 Conductor. Made of Aluminum coated with copper(CCA). 400 Feet, 2 SPOOLS of 200 Feet Each IDEAL FOR FOR AUDIO INSTALLATIONS: Home, Business, Marine and Auto DOUBLE CONDUCTOR COPPER/CCA CABLE ( +'ve is marked with a line, -'ve is unmarked) Great Value! FAST AND FREE SHIPPING, WE SHIP ASAP!