Zebra ZD621d, 12 dots/mm (300 dpi), disp. (colour), RTC, USB, USB Host, RS232, BT (BLE), Ethernet, grey - label printer, desktop printer, direct thermal, resolution: 12 dots/mm (300 dpi), media width (max.): 108 mm, print width (max.): 108 mm, roll diameter (max.): 127mm, speed (max.): 152 mm/s, USB, USB Host, RS232, Bluetooth (BLE), Ethernet, RAM: 256 MB, Flash: 512 MB, display (touch screen, colour), real time clock, Black Mark Sensor, Gap Sensor, incl.: cable (USB), power supply unit, power cable (EU, UK), colour: grey