SEA MINIMini PlugPlugs into the back of most JBL and SeaWorthy radiosCan be used to plug in MP3 players, lap-top computers, VHF radios, satellite radios and more!Has 72 cordDimensions: 11-1/16 Diameter, 1-3/4 DeepWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.