Zebra 105SLPlus, Direct thermal / Thermal transfer, 203 x 203 DPI, 305 mm/sec, Wired & Wireless, Gray Zebra 105SLPlus. Print technology: Direct thermal / Thermal transfer, Maximum resolution: 203 x 203 DPI, Print speed: 305 mm/sec. Connectivity technology: Wired & Wireless, Ethernet LAN, Wi-Fi, USB port. Product color: Gray