1. + Digital Audio Broadcasting Receiver Box, if you have Android 5.1 or above Car Stereo/ Autoradio, normally this + box can work with it,then you can enjoy the superior audio quality of + in your car! 2. The included antenna itself is advanced with amplified function, high sensitivity, use the MCX port to connect 3. Plug and play, USB Port supply power for + Box and the connecting Antenna 4. Stable receiving and high signal noise ratio, stereo output, class quality.<br><br>Universal Module For Android Car Radio Please confirm your country/area has good + signal before purchase to avoid return. Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The picture is a high-definition rendering. The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:As Shown Material:Plastic<br><br>Package Contents: 1 * Car Radio Universal + Module<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.