Compact mini-disk or MP3 player is made as a hardware emulation of an audio cassette and can be inserted into an audio cassette player to play a disk, thus saving considerable space and cost

摘要

Compact mini-disk or MP3 player is mounted in a housing that has the same dimensions as an analogue audio cassette. Integral or exchangeable data mini-disk media are contained within the player. The player incorporates a suitable device for transfer of low frequencies to the playback head of the audio-cassette player.