how do i add a wireless printer
How do add Epsom XP-200 wireless printer to my Mac Air
Great news - Apple supports this printer! That means that Apple will detect your printer and be able to download the latest software for it.
This article confirms the above:
OS X: Printer and scanner software available for download
To add the printer to your Mac, follow the ""Add an AirPrint or Nearby Network Printer" or "Use System Preferences" sections here: