Supersonic SC745BLU Portable Mp3/CD/USB/Aux/AM/FM Radio Top Loading MP3/CD Player, Compatible with MP3/CD, CD, CD-R, CD-RW, Built-in USB Input, Auxiliary Input Jack For Use with External Audio Devices AM/FM Radio, Single Cassette Recorder, Programmable Track Memory, Play, Pause, Skip, Repeat Functions Auto Stop Cassette Recorder, Rotary Volume Control, Bass Boost Function, Dynamic High Performance Speakers, AC/DC Operation, Dual Voltage, 8 "D" Batteries, not included