HP A799-C40W-HN00 490564-002 490999-002 Thermal Receipt Printer P-USB 490999-003
Max Print Speed: Up to 250 mm/s (A799; A799 II variant prints at 350 mm/s). Interface: Powered USB (data + power over USB); USB models also include dedicated power connector. Paper Width: Standard 80 mm (±0.2 mm).