Features: Portable Design: This USB cassette player is compact and can be easily put into any bag, allowing you to play and transfer music anytime, anywhere. Flexible Power Supply: This tape machine can use AA batteries or DC power supply to meet your different usage needs. Multifunctional: In addition to playing tapes, you can also listen to music through stereo speakers or headphone systems, providing multiple ways to listen to music. AMFM Radio: This tape machine also has AMFM radio function, you can listen to popular radio programs in real-time. Applicable Crowd: This tape machine is suitable for people who like retro style and like to listen to tape music. Note: Battery not included. Specification: Color: Black Material: ABS FM: 87-108 MHZ AM: 520-1600 kHZ Earphone jack:3.5mm Product size:120*85*39mm Product weight: 172g Package size: 13.5*11*4.5cm Package weight: 252g Package List: 1* Cassette Player 1* USB Cable 1* User Manual