HP LaserJet Pro M521DN A8P79A

(TONER SOLD SEPRATELY) Printing Technology Laser Print Color Black Maximum Resolution 1200 x 1200 dpi Print Speed Letter: 42 ppmA4: 40 ppm Toner Cartridge Compatibility CE255A Black LaserJet Toner CartridgeCE255X Black LaserJet Toner Cartridge First Print Out Speed 8.0 sec Duplex Printing Yes Printer Duty Cycle Monthly: 75,000 A4-prints Wireless Printing Features HP ePrint, AirPrint or DirectPrint Scanner Scanner Type Flatbed with automatic document feeder Image Sensor Contact Image Sensor Optical Resolution 300, 600, or 1200 dpi Hardware Resolution Flatbed: 1200 x 1200 dpiADF: 300 x 300 dpi Scan Speed Letter:21 ppm in black & white15 ppm in colorDuplex:36 ppm in black & white14 ppm in color Maximum Scan Area 8.5 x 11.7" Scanner Drivers TWAIN Version 1.9 Scan Modes PC Software: Solution Center Lite, Device Stage, or TWAIN and WIA-compliant software Scan File Format PDF, JPG, PNG, TIFF, HP-Raw, Search