Epson TM-T88VII (112). Print technology: Thermal, Type: POS printer, Maximum resolution: 180 x 180 DPI. Printing media thickness: 48 – 80 µm, Maximum roll diameter: 8.3 cm, Supported paper width: 80 mm. Connectivity technology: Wired & Wireless, USB connector: USB Type-A / USB Type-B, Serial interface type: RS-232. Sound pressure level (printing): 52 dB, Sound pressure level (standby): 52 dB, Mean time between failures (MTBF): 360000 h. Product colour: Black