Model: HP Officejet Pro K850 Color Printer
Category: Printer Driver
Operating System: Windows XP x64 (Note: might work with other versions of this os.)
File: ojprok850_HB_WinXP64.exe
Comments:
HP Officejet Pro K850 Color Printer Series
HP Officejet Pro K850 Printer Series PCL3 Add Printer Driver for AMD64 x86 platform