HP LaserJet Pro M501dn

Print Speed : up to 45/43 ppm (Letter/A4) ; First Page Out : 5.8 sec
Resolution : 600 x 600 dpi, Up to 4800 x 600 enhanced dpi
Processor : 1.5 GHz ; Memory : 256 MB ; Input tray : 550-sheet standard & 100-sheet-multi-purpose
Interface : Hi-Speed USB 2.0 Host/Device Ports; Fast Ethernet 10Base-T/100Base-TX, Gigabit Ethernet 1000Base-T
RMPV : 1,500 - 6,000 pages ; Monthly Duty Cycle : up to 100,000 pages
Language : HP PCL 5, HP PCL 6, HP postscript level 3 emulation, direct PDF (v 1.7) printing, URF, PCLM, PWG
Support : Windows XP, Win 7, Win 8, Vista, Mac OS X v10.7, 10.8, 10.9, 10.10, Linux
Additional Feature : network ready, automatic two side printing