Cognitive TPG C Series, CX, DT, 4", 203dpi. Maximum resolution: 203 x 203 DPI. Print technology: Direct thermal. Interface: USB (A & B), RJ-45, Connectivity technology: Wired. Internal memory: 16 MB, Flash memory: 8 MB. Weight: 2.68 kg, Dimensions (WxDxH): 175 x 255 x 181 mm