Features: This is a wide band radio with digital tuning for multiple bands. With speaker and USB C charging. Supports external 3.5mm input. Modern DSP digital demodulation technology is used across the entire frequency band to improve reception sensitivity, selectivity and immunity to mirror interferences. Removable BL5C 1000mAh battery for long life. The product is backlights with a warm orange light for use at night/dark areas. The radio large storage space for up to 1000 radio frequencies. The product supports manual deletion of stored stations. It is possible to set not only the auto sleep time and auto start time, but also the lock and mute status Specifications: Item：Pocket Radio Model：HRD 747 Size:about 111X60X20MM/4.33x2.36x0.79in Power:2W Charging: USB C Battey：1000mAh Impedance：8ohms Package Includes: 1PC Digital Radio note: Due to problem of lighting effect there might be tolerances in product, please understand. Please allow 0-2mm error due to manual measurement.