Resolution 203 dpi/8 dots per mm; 300 dpi/12 dots per mm; 600 dpi/24 dots per mm (ZM400 only) Memory Standard: 8 MB Flash, 16 MB DRAM Optional: Factory Installed 64 MB Flash Print Width ZM400: 4.09"/104 mm ZM600: 6.6"/168 mm Print Length ZM400: with 203 dpi: 157"/3,988 mm; with 300 dpi 73"/1,854 mm; with 600 dpi 39"/991 mm ZM600: with 203 dpi: 102"/2,590 mm; with 300 dpi 45"/1,143 mm Print Speed 203 dpi: 10"/254 mm per second; 300 dpi: 8"/203 mm per second; 600 dpi: 4"/102 mm per second Media Sensors Fixed reflective sensor Adjustable transmissive sensor MEDIA CHARACTERISTICS Maximum label and liner length Maximum non-continuous: 39"/991 mm Maximum label and liner width 4.5"/114 mm—ZM400 7.0"/178 mm—ZM600 Maximum roll diameter 8.0"/203 mm Core diameter 3"/76 mm Media thickness 0.0023"/0.058 mm to 0.010"/.25 mm Media types Continuous, die-cut, tags, black-mark For optimum print quality and performance, use genuine Zebra¢â supplies.