SI4732 radio receiver for compact design and ESP32S3 compatibility 1. Using ESP32-S3 master control, 1.9-inch IPS high-definition color screen<br> 2. Using SI4732 chip, supporting full-band broadcast, LSB USB AM FM mode.<br> 3. Built-in 800 mAh battery, battery life is about 10 hours or more.<br> 4. Equipped with 70cm portable telescopic antenna for reception.<br> 5. Shell petg 3D printing.<br> Master control: ESP-32-S3<br> Receiving frequency band: HF SW MW VHF<br> Screen: 1.9-inch, 170*320<br> Charging interface: TYPE-C (cannot use fast charging)<br> Audio interface: 3.5mm three-band stereo<br> Battery capacity: 800ma<br> Colour:black<br> Material:ABS<br> Package Contents:<br> 1 x MINI SI4732 radio<br> 1 x telescopic antenna<br> Only the above package content, other products are not included.<br> 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.