Discover a world of sound with fine-tuningUnlock the full potential of your radio with the fine-tuning feature. Adjust frequencies in tiny increments to precisely tune into even the weakest or most distant stations. Experience crystal-clear reception like never before and say goodbye to frustration.Experience the ultimate listening adventureExplore the airwaves with our shortwave radio’s extensive frequency coverage. From local AM and FM stations to Airband, weather broadcasts, and VHF - never miss a beat. Stay informed and entertained with crystal-clear reception across wide frequencies.Large Battery CapacityThe RF320 features a 2000mAh battery, providing up to 12 hours of continuous use on a single charge. Enjoy uninterrupted listening pleasure!BASS SpeakerIt boasts a 5W bass speaker that delivers powerful bass, clear alto, and loud treble, making sure your favorite songs sound better than ever before.Six Sound EffectsChoose from 6 sound effects to tailor your listening experience and make your favorite music and programs sound even better.Sleep TimerWake up to your favorite music, or drift off to sleep with soothing sounds, thanks to the auto-on and sleep timer. No more annoying alarm bells!Multi-purpose 3.5mm&Type-C Jack:3.5mm Jack: As an earphone connector or to connect the device to a computer as a speaker.Type-C Jack: 1. Charging 2. An external speaker connector 3. Connect to a computer with the standard type-c cable and use the device as a card reader with a TF card. You can easily read, copy or delete files in the TF card.What's in the box? RF320 x 1, Strap x 1, Type-C Cable x 1, Earphone x 1, Wire Antenna x 1, Screwdriver x 1, Packing Box x 1, User Manual x 1, App Instruction Manual x 1SpecificationsReceiving rangeFM: 64-108MHZ, VHF: 30.000-199.975MHZ, MW: 520-1710KHZ, SW:3.20-21.95MHZ, AIR:118-138MHZ, WB:162.400-162.550MHZReceiving sensitivityFM≤8dB, VHF≤8dB, MW≤86dB, SW≤40dB, AIR≤8dBMin. step value of each bandFM: 0.1MHZ, VHF: 0.025MHZ, MW: 9KHZ / 10KHZ, AIR: 0.025MHZ, SW: 0.005MHZQuiescent current10uAMax. current720mASpeakerΦ52mm 4Ω 5WSignal to Noise RatioFM/VHF: 48dB, MW:30dB, SW:40dB, AIR:48dBNumber of channels stored995Bluetooth version5.0Bluetooth receiving distance≤20mMin. working voltage3.4VExternal input voltageDC 5VLithium battery2000mAh, 3.7VPlay format of TF cardSupport play formats of MP3, WMA, WAV, APE and FLACMax. capacity of TF card256GB (exFAT format, try reformat the drive if do not work).Product size/Net weight4x2x4.7''/13ozOn May 16, 2024 at 15:18:23 PDT, seller added the following information: