General Paramedics Inc, based in Berkeley, California has launched the Spectra*Star 400 colour printer series, which uses thermal wax transfer technology and offers 300 dot-per-inch resolution: the family consists of five models, starting with the 1Mb Model 410 that supports host-based PostScript and costs $6,000; the 420, at $6,600 has 4Mb; the $8,000 430 adds an Intel 80960-based PowerScript processor board, the $9,300 440 adds an internal hard disk for font storage and print spooling; the top-end Model 450 uses 4,000 by 4,000 dot addressibility to produce high quality Postscript-compatible 35mm colour slides at $15,000; each is field-upgradable to the next.