Process complex files, support PDF and PostScript files, and create emulations of PANTONE colors that look as similar to the originals as possible. Simplify your printing experience with the HP DesignJet PostScript accessory. The HP DesignJet PostScript accessory includes a 6 GB memory upgrade, enabling you to increase the efficiency of your printer and easily accommodate large, complex files. Accessory Type: PostScript Upgrade; For Use With: HP DesignJet Z6810 Printer.