20 Gauge (AWG American Wire Ga) 99.9% OFC Stranded Oxygen Free Copper 100' Red & 100' Black Bonded Zip Cord Power Speaker Cable for Car Audio Home Stereo LED Light (Also Available in 50 & 200ft Roll)

what's up guys I'm Daniel with Sonic Electronix and today I'll be explaining what makes oxygen free copper wiring so special and a bit about why you should choose this material for your next installation what is oxygen free copper really oxygen free copper is basically a copper alloy that's been refined to remove all but a trace amount of oxygen by removing oxygen as well as a host of other impurities you're left with a metal that is far more conductive and less susceptible to corrosion to be considered oxygen free copper or ofc it must be a minimum 99.9 percent oxygen free there are actually several grades of ofc ranging from c1 1 0 0 0 or about 99.9% pure all the way up to c1 0 1 0 0 which is 99.99% pure unless you're manufacturing semiconductors are building a particle accelerator going in the backyard you're most likely working with c1 1 0 0 0 as there's virtually no difference in c