Zebra's ZQ500 Series just got tougher. The premium ZQ521 RFID pair best-in-class mobile printing with a military-grade design that is rugged to the max. Print and encode Ultra High Frequency (UHF) RFID labels on-demand, anywhere. Experience extreme durability. Engineered for tough, demanding indoor and outdoor conditions, these printers can withstand significant drops, tumbles, accidents and environmental extremes that are common in mobile workplaces. Additional features, enhanced durability and unmatched battery capacity mean this printer will work as hard and long as you do.