band - tape
A band is a narrow strip of material such as cloth or metal which is joined at the ends so that it can be fitted tightly round something.
...a panama hat with a red band.
A man with a black band around his arm stood alone.
Her hair was in a pony tail secured with a rubber band.
You do not refer to the magnetic strips on which sounds are recorded as ‘bands’. You call them tapes.
Do you want to put on a tape?
His manager persuaded him to make a tape of the song.