Our Dynamic Master tab in cassettes uses refined cobalt ferric mix for a wide dynamic range and low noise; the tape is the most sought-after standard bias formula for premium voice and music recording organizations. Bulk loaded, without box, labels, or J card. 

Features:

• Type: Sonic Screwless Type I Normal Bias Master Audio Cassette
• Packaging: No case or label. Cassettes come in 25 pack boxes.

Bulk Loaded audio and videotapes are custom-loaded, and we do not accept any returns. No technical data is available for reference, and we cannot guarantee a specific dB or frequency (Hz). We only purchase high-performance ferric oxide material formulated for demanding music applications. It meets all the requirements for music recordings.