Audio cassette players are still in demand as are regular audio cassette tapes that work in them. Maxell UR-90 Normal Bias Cassette Tapes, each in its included jewel case, are ideal for recording everyday voice lectures, music, all broadcast sources, music mix tapes, and more. Use them in personal portables, older car stereo systems that have a working cassette player, as well as dictation equipment that accepts a standard cassette. Each tape holds a total of 90 minutes of audio recordings, 45 minutes per side. This is a pack of 5.