Find helpful customer reviews and review ratings for BOSS Audio Systems 612UA Multimedia Car Stereo - Single Din, No CD DVD Player, MP3, -Connect the wire harness and antenna wire to the back of the radio, and you're good to go. Some people recommend you disconnect the battery to be safe. Related searches for boss 612ua wire harness boss 612ua wiring diagramboss 612ua manualboss 612ua reviewboss 612ua installation manualboss audio systems 612ua