From the Manufacturer
TDK floppy disks incorporate the latest advances in technology to ensure long term stability, performance and reliability. Pre-formatted for PCs the disks allow for storage of up to 1.44 MB of data. TDK has enhanced their disks with special coatings for superior performance and durability. Floppies are available pre-formatted for PC and Mac computers. This is a 10-pack of black diskettes.
A fine general purpose recording tape
Normal bias recording tape is optimized for excellent voice recording for lectures, classes and dictation
Low noise surface helps provide an excellent signal-noise ratio for high-quality playback performance
Each audio cassette has a 90 minute total recording capacity or up to 45 minutes per side