adopts ESP32-S3 main control, 1.9-inch IPS screen, resolution 170 x320, SI4732 chip, supports full-band broadcasting, LSB USB AM FM mode. Built-in 800 mAh battery, battery life is about 10 hours or more. Average sound quality, please be cautious when if you mind Screen: 1.9 inch, 170x320 Charging interface: TYPE-C (cannot use fast charging) Audio interface: 3.5mm three-band stereo Battery capacity: 800ma 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 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:Black Material:plastic Package Contents: 1 x SI4732 MINI radio casing 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.