Receiving frequency range: fm: 64-108mhzReceive sensitivity: 5dBProduct size: 3*1*0.8 inBatteries: 2 x AAA batteries (2x1.5 AAA)Minimum working voltage: 2.2vMaximum output power: 2.4mwMaximum current: 26MAResolution sound: 32DBDistortion: 1%Headphone: 3.5MM / 32X2Features:There are two ways to store stations: automatic search and storage of radio stations/manual automatic search of radio stationsNumber of memory storage units: 20With shutdown memory functionDigital display function: can display FM frequency point, volume level, take station address numbePackage List1* Host (excluding battery)1* Lanyard1* Instruction Manual1* EarplugsWhen listening to the radio, if the volume of the radio becomes unstable, the display becomes dark, and the dim battery symbol flashes above the MHz character, it means that the battery power is insufficient, please replace the battery in time.13.5mm jack: Colleagues who enjoy radio programs and music will not cause trouble to those around them. 2Portable design: Small size, 3*1*0.8 in, 1.1-inch LCD display, intuitive operation buttons, bring great convenience to users. 3Manual saving: This product adopts DSP digital processing technology chip, the FM signal reception is stable, and 20 broadcast FM programs can be manually saved. 4Hanging neck design: retro MP3 player shape, easy to carry, hang on the items you want, travel without interruption. 5Wide application: It is suitable for cycling in various places, morning exercise, walking and more.