Description: Versatile Playback and Recording: Enjoy your cherished cassette tapes and nostalgic classic songs with this portable retro-style tape recorder. It allows you to play cassettes and record external audio onto blank tapes, transforming your analog memories into digital MP3 format for easy playback on computers or other digital devicesFlexible Power Options: This device offers double power supply options for convenience. You can use 2 AA batteries for on-the-go listening or connect via USB 5V DC power for continuous use at home or in the officeRetro Headphones Included: Step back into the 80s with the included vintage-style headphones, designed to enhance your listening experience while maintaining a classic aestheticComprehensive Audio Connectivity: Equipped with a 3.5mm audio output jack, this recorder allows you to connect headphones or an external sound system, providing flexibility in how you enjoy your musicCompact Design and Complete Package: Made from pp, the compact dimensions of 11.6 x 9 x 3.3 cm make it easy to carry around. The package includes the tape recorder, headphones, USB cable, user manual, and a speed adjustment screwdriver for complete functionality right out of the box Specification: Material: PP Size Chart: 11.6cmx9cmx3.3cm/4.57inchx3.54inchx1.30inch Package Includes: 1 Set Cassette to MP3 Player Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.