Jensen USB Interface & 1/8" Auxiliary Input JackFeaturesUS interface port for connection to USB capable stereos such as MSR2107, JMS2212, and JMS7010Waterproof designUSB port allows for connection of external storage device1/8" audio jack allows input of any MP3 player or external audio device. Audio connector (RCA) 10' Cable LengthFor use with any stereo with USB capability and/or auxiliary audio capabilitiesUV-resistant finishes/materials (meets ASTMD4329)Corrosion resistant materials (meets ASTMB117)Through hole mount with threaded housing and knurled securing nutMounting Hole: 1.5"Dimensions: 1.89" Diameter x 1.18" DepthWARNING: 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.