Epson C31CE94751F4. Print technology: Thermal, Type: POS printer, Maximum resolution: 180 x 180 DPI. Maximum roll diameter: 8.3 cm, Maximum printing width: 8 cm. Connectivity technology: Wired, USB connector: USB Type-A / USB Type-B, Serial interface type: RS-232. Mean time between failures (MTBF): 350000 h, Autocutter durability: 3 million cuts, Processor family: Cortex-A5. Product colour: Black