Cryptek TS-21 Blackjack secure fax machine designed for use in harsh military environments, which easily adapts to airborne, shipboard, and vehicle applications. The rugged, secure facsimile machine is lightweight, self-contained, and rack-mountable, built for versatile use in harsh theaters involving extreme temperatures, dust, vibration, jamming, and noise. It provides for the transmission of classified photographs, high-resolution images, and correspondence at up to 64 Kbps. Housed in a heavy duty case, the machine measures approximately 19.25″ x 16.75″ x 7.25″, with label on the front indicating the date of manufacture ("07/96") and serial number ("210396"). Includes a bag of accessories, containing operating manuals, cables, and extra spools of thermal paper.