Zebra ZQ620 Printer. A compact mobile direct thermal printer with a rugged, portable form and clamshell design for easy loading, built for on-the-go labeling and receipt printing. It delivers 203 dpi resolution, up to 115 mm/s print speed, 104 mm maximum print width, and wireless connectivity with Bluetooth and Wi‑Fi, while the included battery, belt clip, and shoulder strap support mobile use throughout the day.