Maxell manufactures excellent "Xlii high bias" 90 minute cassette tapes for all purpose general recording. As long as you have the right kind of equipment, these tapes record the sounds of record albums, radio shows, CD-Rs, people talking and more. These tapes have 90 minutes worth of blank recording tapes on them so there are 45 blank minutes for recording on each side. Record lectures, music, conversations, piano playing and more--whatever you want! The tape playback will work well in any basic tape deck including the one in your car.