USB Cassette Player, Portable Walkman Stereo Tape to MP3 Converter, Audio Music Recorder to MP3 Digital File Converter with Earphones, No PC Required : Amazon.ca: Electronics
Audio Converter, CD Ripper, MP3 Converter
Direct MIDI to MP3 Converter, Converte MIDI para MP3
Online MP3 Converter - Convert Audio and Video to MP3 - VEED.IO
Free Video to MP3 Converter: extract audio from video