Buy with Confidence: With Monoprice's Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers. This cable is ideal for connecting the output of your mp3 player or phone to your home audio system. The cable is made of heavy-duty coaxial cable for each conductorThe conductors are 22AWG and each conductor is shield to prevent EMI or RFI interference from entering your audio system.The cable is 12mm x 6mm thick, while the connector housings are about 41mm long x 15mm diameter.