Golden Card Keyboard
一、Series
         GHC905
         GHC915
二、Founctions：
    The series of  91X golden card keyboard is a multi-packaged device that including three parts,such as big keyboard,mag-stripe reader,IC card reader。
     It can read track1 to track3.
     Some models of this series golden card keyboard provide a founction for AT/XT change.
     Perfect compatibility: The model 917 golden card keyboard can be compatible to the IBM4717/4777 mag-stripe reader/writer。