Experience unparalleled analog audio quality with the RTM C90 cassette tape. Featuring 90 minutes of recording time (45 minutes per side), this blank tape is perfect for capturing music, voice, or studio projects with precision. Manufactured in France, it combines robust durability with high-fidelity sound reproduction, ensuring your recordings stay crisp and clear. Ideal for professionals and enthusiasts, the RTM C90 offers a seamless blend of modern performance and vintage analog charm. Elevate your recordings with RTM's industry-leading expertise. 90 min audio cassette based on legendary SM900 formula. Technical Data HERE Width: 3,81mm Length: 131m Recording time: 90min max Clear 5-screws tabs-in cassette, with black bridge Base film: Polyester Base film thickness: 8 µm Coating thickness: 5 µm Total thickness: 13 µm Coercivity: 370 Oe Saturation retentivity: 1480 G Oxide: Fe2O3 Packaging: cassettes are sealed per unit with RTM stickers, as well as carton boxes per 10pcs or 3pcs New cassette production Made in France