Cable Matters 14 AWG In-Wall Rated (CL2) Oxygen-Free Bare Copper Bi-Wire Speaker Cable 100 Feet<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> This pro-grade 14 AWG， CM and CL2 rated， biwire speaker wire is an ideal choice for connecting your loud speakers to an AV receiver or amplifier in a 2.1， 5.1， or 7.1 channel home theater system </span></li><li><span class="a-list-item"> Heavy gauge conductors are made of solid oxygen-free copper as opposed to copper clad aluminum (CCA) or copper clad steel (CCS) to resist corrosion and deliver pristine sound </span></li><li><span class="a-list-item"> bi-wire speaker cable has durable PVC jacket which complies with the CL2 rating for the fire safety requirements </span></li><li><span class="a-list-item"> Four conductors are jacketed with color-coded PVC for easy polarity identification for your bi-wiring or bi-amping projects </span></li><li><span class="a-list-item"> Premium speaker cables wrapped around a plastic spool in the box for easy and convenient installation without kinks </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31TdugZRw-L.jpg" noproxy>