Eutronix TSP1043U-24GRY. Print technology: Direct thermal, Print speed: 180 mm/sec. Interface: USB, Connectivity technology: Wired. Flash memory: 2 MB. Width: 161 mm, Depth: 306.5 mm, Height: 249 mm. Compatible operating systems: Windows XP / Vista (32 bit / 64 bit) / Windows 7 (32 bit / 64 bit) / Server 2008 (32 bit / 64 bit)