Key benefits Directly convert legacy audio sources to MP3 files on a USB flash drive, compatible with oldfashioned record players, phonographs, VCD players and other external audio. Builtin playback lets you listen to and verify recordings immediately after stopping. Functions as an ordinary cassette player while also converting tapes and other external audio into MP3 format. Flexible file organization with two modes: manual division and automatic division. Easy mode switch: manual division is the default, and you can switch to automatic division by longpressing the down key; the indicator light changes from green to blue to confirm automatic mode. Key features Compatibility: supports record players, phonographs, VCD and other external audio sources for MP3 conversion to USB flash drive. Output format: MP3 files saved directly to a USB flash drive, enabling easy playback on many devices. Playback verification: builtin play function to review newly recorded files after recording stops. Dualuse design: can be used as a regular cassette player and to digitize tapes and other foreign audio into MP3 format. Recording modes: Manual division (default): one MP3 file per tape. Automatic division: one MP3 file per song. Mode switching: to enter automatic division, press and hold the down key; the indicator light shifts from green to blue to indicate the change. Use scenarios Scenario 1: Archive a collection of cassette tapes. Connect the device, record to MP3 on a USB flash drive, and easily transfer the files to a computer or car stereo for listening without the original tapes. Scenario 2: Digitize vinyl or phonograph audio. Use the device to convert old records and other audio sources into portable MP3 files stored on USB for convenient digital listening. Scenario 3: Create a mixed media library from VCD or other external audio sources. Convert and save as MP3s to USB, enabling flexible playback on compatible devices and reducing wear on original media. Performance and practicality Provides a straightforward, standalone solution for converting and archiving legacy audio without needing a computer. Keeps a clear separation between tape based sources and song based content through selectable division modes. Designed for ease of use with visible status indication when switching modes, and a simple playback function for immediate verification.