Zebra 105SLPlus, Direct thermal / Thermal transfer, 300 x 300 DPI, 254 mm/sec, Wired, Grey Zebra 105SLPlus. Print technology: Direct thermal / Thermal transfer, Maximum resolution: 300 x 300 DPI, Print speed: 254 mm/sec. Connectivity technology: Wired, Ethernet LAN, USB port. Product colour: Grey