2-IN-1 PLAYER RECORDER: It’s a 2-in-1 cassette-to-MP3 player and recorder that can convert your old tape cassette into Digital MP3 Files. It’s designed like an old school cassette player and very handy for listening on u i or in the car USB CASSETTE PLAYER: This portable converter cassette player is also a USB reader. Simply save files to USB or flash dr no uters required. It is also battery operated and requires 2 x ‘AA’ batteries to work 3.5MM AUX JACK: It has a 3.5mm aux jack connection interface. The aux input is used for direct recording from connected external devices. And the aux output is used for connecting headphones and listening to cassette tapes MANUAL RECORDING: This Walkman cassette recorder has 2 modes of recording - record in manual and auto record. To record manua make sure the cassette is on standby mode with the green light in simply pressing the record button AUTOMATIC RECORDING: Automatic recording is when the cassette automatically detects the interval of songs and records it into 2 files. For exam if there are 6 songs at side A(or B) just press record button and after the songs played it will auto save