The Certron HD 90 HD90 Blank Audio Cassette Tape is a high-quality product made by Certron, featuring a capacity of 90 minutes per cassette. These recordable tapes are new and sealed in a lot of 12, making them ideal for recording audio and preserving music or speeches for personal or professional use. With its reliable brand and specific model, the Certron HD 90 cassette tapes offer a great option for capturing audio in a convenient and efficient manner. Made in Mexico, these tapes ensure top-notch quality and performance for all your recording needs. These are a type of normal bias (Type I) high-density cassette tape sold in the late 1970s and early 1980s. 

Product Details:

• Brand: Certron
• Model: HD90
• Capacity: 90 minutes total recording time (45 minutes per side)
• Tape Type: Type I Normal Bias
• Manufacturing Origin: This specific tape was made in Mexico, though Certron