FM RDS APP Network WIFI Full Band Radio With Spectrum Scanning DSP Receiver 1. Case material: aluminum alloy 2. Built-in lithium battery capacity: 3.7V2000mAh 3. Type-C: program upgrade and charging (5V2A) 4. Screen support language: English 5. Packing list: radio x 1, data cable x 1, antenna x 2, anti-slip point x 4, stylus x 1 6. Case size: about 11.1 x 10.2 x 4.7cm (excluding protruding parts) 7. Weight: approximately 500g Frequency: 1. FM: 64 functions 108MHz RDS function 2. LW: 153khz 500khz 3. MW: 520khz 1710khz 4. SW: 1730khz 30000khz 5. SSB: 1730khz 30000khz 6. Antenna interface: BNC Function: 1. radio frequency spectrum scanning function 2. Backlight brightness adjustment 3. Backlight off 4. Battery voltage display 5. Battery percentage display 6. High precision rotary long life encoder knob 7. FM RDS information display 8. Mobile APP network WIFI configuration 9. 2.4G external antenna interface, strong signal 10. WIFI network timing display 11. Time zone customization setting 12. Support Russian firmware upgrade (Russian firmware needs to be paid for, please buy your own key authorization) Features: 1. Equipped with 2.4-inch color touch screen, smooth reading data 2. Built-in high-capacity lithium battery, no need to worry about sudden power failure affecting the use. 3. Support Type-C interface upgrade program, 3.5mm stereo audio output, also support 3.5mm audio FM antenna interface, maximum charging current 1.5A 4. With external antenna interface, you can connect a variety of external antennas 5. Built-in 3-inch large-size speaker, with FM, AM, LSB, USB multi-mode reception, FM with RDS function mode 6. Aluminum alloy metal shell, wear-resistant and durable