USB: Input:12V/24V DC Output:5V±5% 2.1A DC Size of Drill:21.2 ×37.2 mm FEATURE: USB/AUX accessory input extension cable. It provides easy access to your accessory inputs. It features a waterproof panel/dash mount with rubber cover and 3 foot extension cable. High quality car audio accessories. Works with vehicles with 3.5mm 1/8 AUX or USB Input, or both. The 3.5mm 1/8 connection transmits audio and video. USB 1.1 / 2.0 (Hi-Speed) Cable. Compatible with standard USB devices up to USB version 2.0 Designed for in car but can be used for any application, such as bike, marine, etc. The socket is weather and UV resistant. The capis over sized for extreme weather and fits tightly in the opening making the assembly waterproof. Can be used with or without waterproof cap. Bracket and screws included to allow mounting of socket on your car's dashboard. Approx 2m long cable Mounting options - 1) Flush mount the socket to your dashboard or other surface. (Need to cut a 28mm hole) 2) Mount to dash using the bracket and screws Package: 1* 3.5mm AUX/ USB socket adapter