CAC-1557 – The Club 3D CAC-1557 is a DisplayPortâ„¢ signal converter. The USB Type C to DisplayPortâ„¢ 1.4 Cable is the easiest solution for connecting your USB Type C source device featuring DisplayPortâ„¢ Alternate Mode to a DisplayPortâ„¢ 1.4 Monitor, Television or Projector and vice versa. Powered by the USB Type C port, the adapter requires no external power and is ideal for use with the latest notebooks / MacBook (pro) and Tablets.