Digitize and play your cassette tapes with a single portable device. Listen through headphones, external speakers, or your car stereo by plugging a 3.5 mm AUX cable into the converter. Key features and benefits - Converts cassette tapes to MP3 and saves to a micro-SD card; no computer required. - 3.5 mm AUX output lets you listen on headphones, speakers, or car radio while you digitize. - Portable cassette player with built-in MP3 conversion to preserve memories and classic music. - Two conversion modes (manual and automatic) to suit different tapes and conditions. What makes it stand out - All-in-one solution for playback and digital conversion in a compact form. - Easy digitization of your valuable cassette collection for digital storage and access. - No need for a PC or software; straightforward operation and immediate MP3 files. Specifications and compatibility - Supports MP3 output stored on a micro-SD card. - 3.5 mm AUX jack for external playback to headphones, speakers, or car stereo. - Portable design for convenient use at home, in the car, or on the go. - Simple two-mode conversion: manual and automatic. Use scenarios - Home digitization: Convert and store your cherished cassette albums as MP3s on a micro-SD card to build a digital library. - On-the-go archiving: Take the device in a car or during trips to convert tapes while listening via the car stereo or headphones. - Memory preservation: Quickly back up irreplaceable recordings before tape degradation, keeping a durable digital copy. This device provides a practical, reliable way to preserve and enjoy your cassette collection, combining playback with easy digital conversion in a single, portable unit.