Enhanced CP/M with many new features, bug fixes, and simplified operation. Supports all disk drive sizes including hard drive, 40 or 80 column modes, memory expanders up to 512K, increased TPA size. Requires CP/M 2.2 & Assembler. 64K Required.\n\nOriginal retail price: $19.95 (M.W. Ruth Co. Catalog 0590, May 1990)