noun
auto-changer (tape recorder)
Refers to a device that automatically changes tapes, typically in older tape recorder or cassette deck systems.
このオートチェンジャーはカセットテープを自動で切り替えます。
This auto-changer switches cassette tapes automatically.
Variant with interpunct; less common but still seen.
Loanword from English 'auto-changer'.