D Superior Normal Bias

TDK Life on Record D Superior Normal Bias Audio Tape is a veteran member of the TDK family with a proven track record. It's ideally suited for everyday recording and applications where the same tape is frequently re-recorded and played. 


  • D is a workhorse - an all-purpose tape for your all-purpose world. Use it for dubbing, archiving vinyl, recording radio talk shows or capturing just about any audio source. TDK D cassettes are the world's most versatile audio tapes. 
  • TDK Audio Tapes have earned the respect of recording engineers, musicians and home recording enthusiasts by delivering the world's highest quality, most reliable cassettes. We utilize ultra-fine, high-sensitivity Super Finavinx metal magnetic particles to realize superlative audio fidelity.