Free shipping nationwide With tracking number Since it's a coupler, there's no packaging. Essential for converting the original coupler when replacing car audio or navigation systems. This is a radio conversion harness. Some Mitsubishi vehicles are also compatible. This is a square type. There are quite a few compatible vehicles, so I'll list some of them. (Be sure to check the coupler of the vehicle you are installing it on.) Nissan Dualis NV200 Vanette Note Dayz Lafesta Wingroad Tiida X-Trail NV350 Caravan Cube Elgrand Serena Presage Juke March Bluebird Sylphy Mitsubishi ek Wagon Delica D3