Polaroid C-110M Super High Bias Music Type II Audio Cassette in a 10pk CrO2 Position Type II Super High Bias Audio Cassette Tape IDEAL FOR RECORDING CDS, PRERECORDED CASSETTES & OTHER DIGITAL SOURCES SUPERIOR RESULTS IN HIGH-PERFORMANCE HOME PORTABLE & CAR STEREO SYSTEMS FORMULATED TO PROVIDE HIGHER OUTPUT & WIDER DYNAMIC RANGE Position IEC-EQ:70us