Fitted with Bluetooth alongside serial and USB connectivity, the Intermec PB21A30004001 is a portable direct thermal receipt printer built to survive 1.5m (5 ft.) drops to concrete. It prints monochrome labels, receipts and tags at 203 dpi and up to 4 in/s across a 2.20-inch print width, accepting media up to 2.25 inches wide on cores as small as 0.75 inch, with a maximum roll diameter of 2.25 inches. A 16 MB standard memory and 64 MB of flash support graphically complex output, while an LCD display and four audio status indicators aid field operation. The 2250 mAh Lithium Ion battery powers the unit through mobile shifts, and language emulation covers IPL, Fingerprint, ZPL II and ESC/P with full 1D and 2D symbology support. The portable chassis measures 6.9 in tall, 4 in wide and 2.8 in deep, suiting route accounting, field service and mobile point-of-sale deployments.