Six-foot null modem cable, suitable for connecting an OpenTracker, Tracker2, or Tracker3 series tracker to a computer for configuration and programming. Has female DB9 connectors on both ends. This cable is not required (but may still be used) for trackers with USB connections.
Connections:
1+6 - 4
2 - 3
3 - 2
4 - 6+1
5 - 5
7 - 8
8 - 7
Shell - Shell