MAM-A CD-Rs are known worldwide for reliability, durability, and universal compatibility. Thanks to Mitsui's patented, most technically advanced dye in the world, phthalocyanine, and to a silver reflective layer, MAM-A Digital Audio CD-R makes it possible to obtain the same sound quality as the original. MAM-A Digital Audio CD-R's are write-once, audio-only discs designed specifically for use in home audio systems. Consumers can create and archive up to 74 minutes of their favorite professional originals to custom CD's, which are fully compatible with the worldwide installed base of 600 million CD players. MAM-A Digital Audio CD-R discs for consumers are manufactured with Mitsui's patented phthalocyanine dye, providing the long life guaranteed from MAM-A, while also delivering a level of warmth in sound reproduction that is second to none. Available in 74 or 80 min. Our Digital Audio discs are ideal for real-time (1x) recording and are capable of burn speeds 1X-12X.