Enhance the way you listen to music while you are traveling on the road with the Scosche 18-Gauge CCA Blue Speaker Wire. Made of professional-grade copper-clad aluminum, it produces high electrical conductivity. This 100-foot spool of 18-gauge speaker wire is ideal for portable audio systems such as a car stereo. Upgrade your current stereo while gaining clarity with your music and excellent sound quality for your car's system with this item. It is also suitable for use with a home stereo and home theater setup.