Jensen Brings Back An Old Favorite With The Mcr-100 “Shoebox” Style Cassette Player/Recorder. The Unit Includes A Top Loading Cassette Deck That Both Plays And Records Along With A Retractable Carrying Handle For Taking It With You! The Unit Features Easy To Use Buttons, A One-Touch Record Button, And An Automatic Voice Level Control. You Can Record Using The Built-In Microphone Or The Included External Microphone With Handy Desk Stand. A Headphone Jack Is Included For Private Listening, And You Can Attach Other Players To The Unit Using The Auxiliary Line-In Jack. The Mcr-100 Operates On Four (4) X "C" Size Batteries (Not Included) Or With The Ac Adaptor (Included).