Xerox DocuPrint XJ6C 1200 600 Separate Carts for each color ~$10US http://www.xerox.com/go/xrx/products/overview.jsp?id=XJ6C&cat=%2fEquipment%2fPrinting%2fColor&trk=/Printing/Color/XJ6C/overview/ us-ascii D cdj550 Preseumably works reasonably at 300dpi.