Eximtrade USB Port Socket Switch Cable for VW Volkswagen RNS315 RCD510 Compatible with almost all Volkswagen models from 2005 to 2013. (Jetta MK5 MK6, Golf MK5 MK6, Passat B6 B7, Scirocco, Polo, Touran, EOS, Tiguan, CC, Beetle, etc.) Insert the yellow connector into the yellow port on the back of the car stereo (see photos). Compatible with RNS315 and RCD510. Please make sure the function of USB is activated in the car stereo for the use of this product. Not every car stereo has the USB function activated, we suggest you to check before buying the product.