Posiflex AURA Super high speed 3-inch Thermal Receipt Printer (PP-9000U) - Function: 3" Speedy Thermal Printer with auto cutter, Resolution: Up to 8 dots/mm and 640 dots/line, Max. Print Speed: Up to 300 mm/sec, Input Buffer: 6KB, Cutter: Auto cutter + manual cutter, Interface: USB (True USB/Virtual COM selectable) + optional Serial, Parallel, LAN or WiFi, Color: Black