Zebra RW 220, Direct thermal, 203 x 203 DPI, 76 mm/sec, Wired & Wireless, Black, Gray Zebra RW 220. Print technology: Direct thermal, Maximum resolution: 203 x 203 DPI, Print speed: 76 mm/sec. Connectivity technology: Wired & Wireless, Wi-Fi, USB port. Supported paper width: 56 mm. Product color: Black, Gray