The Data Saver DS-100 expands the Dynax 7's photographic data memory capacity via SmartMedia™ cards. The recorded information can then be viewed on the Maxxum 7's Navigation Display or uploaded to a PC. SmartMedia™ cards are available in 2/4MB (data for 400 rolls), 8/16MB (data for 900 rolls) and 32MD(data for 1900 rolls) capacity. *SmartMedia™ is a registered trademark of Toshiba Corporation.