HFORVER extra long 10ft/3m Universal AUDIO USB and 2RCA to USB & 3.5mm Female Flush Mount For Car, Boat and Motorcycle Very convenient for vehicles indash Radio with RCA Audio/USB to 3.5mm AUX or USB Input mount For use with any stereo with USB capability and/or auxiliary audio inputs 1/8 audio jack allows input of any MP3 player or external audio device USB / RCA 10ft (3m) Pass Through Extension Cable Bracket included to allow mounting of socket on your car's dashboard.Two meter long cable,Water Proof Mount Rubber cover