Ezcap234 Portable Cassette Players & Recorders, AM FM Radio Walkman Cassette Player Convert to MP3 by Micro SD Card, Built-in Mic and Speaker for Voice Recorder, 2AA Battery or USB Power Supply

WELL SATISFIED BUT COULD NOT UNDERSTAND HOW TO RECORD.IS IT ALLTIME SD CARD REQUIRED FOR THIS PURPOSE?CASETTE PLAYSWELL.JUST STOPPED USING.INSTEAD REQUESTED A SIMPLE 2I N1IF POSSIBLE.

Sound quality and output changed after a week. It was alright for some time and now the audio is bearly audible.