1. Using ESP32S3 master control, 1.9inch IPS highdefinition color screen2. Using SI4732 chip, supporting fullband broadcast, LSB USB AM FM mode.3. Builtin 800 mAh battery, battery life is about 10 hours or more.4. Equipped with 70cm portable telescopic antenna for reception.5. Shell petg 3D printing.Master control: ESP32S3Receiving frequency band: HF SW MW VHFScreen: 1.9inch, 170*320Charging interface: TYPEC (cannot use fast charging)Audio interface: 3.5mm threeband stereoBattery capacity: 800maColour:blackMaterial:ABSPackage Contents:1 x MINI SI4732 radio1 x telescopic antennaOnly 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 + 13cm.