About This Easy to use: Connects via USB, Serial, Ethernet and is compatible with media rolls that have a 1 in core, a max diameter of 5 in, and a max width of 4.25 in Direct thermal technology: Requires the use of direct thermal media, no thermal ribbon required to print Dependable performance: Best-in-class print speed, improved efficiency and profitability, it can create high-quality address, shipping, mailing, file folder, barcode, and binder labels as well as name tags Save time and money: Max print speed of 6 in/sec, 203 dpi, and is Energy Star approved Zebra tested: Tested and certified by Zebra engineers to provide optimal performance and reduce printer downtime Overview Brand : ZEBRA Connectivity Technology : Serial, USB, Ethernet Printing Technology : Thermal Special Feature : Ethernet Color : Gray Model Name : GX420d Printer Output : Monochrome Max Printspeed Monochrome : 1 ppm Item Weight : 1200 Grams Product Dimensions : 6.73"D x 8.23"W x 5.98"H