Zebra ZD421 300 Dpi Barcode Label Printer

• Printing Method: Thermal Transfer or Direct Thermal
• Printing Resolution: 300dpi
• Printing Speed: 4 in./102 mm per second (300 dpi) 
• Printing Width: Max 4.27 in./108 mm 
• Ribbon width: 2.6 in./66 mm (300 m); 1.34 in./34 mm (74 m) 
• Ribbon Outside Diameter : 2.6 in./66 mm (300 m); 1.34 in./34 mm (74 m) 
• Thermal Transfer Roll: 0.585 in./15 mm to 4.41 in./ 112 mm 
• Full width, moveable reflective/black mark sensor; multi-position 
transmissive / gap sensor  
• Interface: USB 2.0, USB Host 
• Memory: 512 MB Flash; 256MB SDRAM 
64 MB user available non-volatile memory