Epson FP-81II ETH. Print technology: Thermal, Type: POS printer, Maximum resolution: 203 x 203 DPI. Maximum roll diameter: 8.3 cm, Supported paper width: 57.5 - 79.5 mm. Connectivity technology: Wired, USB connector: USB Type-A / Mini-USB Type-B, Serial interface type: RS-232. Ethernet LAN data rates: 10,100 Mbit/s. Internal memory: 1 MB, Mean time between failures (MTBF): 360000 h, Autocutter durability: 1.5 million cuts