tape recorder
cassette recorder

One thing you can do is get a tape recorder for phone calls.

She always could remember what people said, just like a tape recorder.

Four years ago, I first sat down with my mother and a tape recorder.

You never come to my office, especially with a tape recorder in your hand.

Then he stood up and turned the tape recorder back on.

Then he turned the tape recorder on for two minutes.

A tape recorder was at the top of his list, he said.

Don't you think he knew the tape recorder was on?

We left a message for Father in the tape recorder next to his bed.

He reached over to a tape recorder in the center of the table.