One pair as a full functional module, no need of setting.
-Use CAT-5E cable to substitute HDMI cable to achieve long distance transmission.
-Follow the standard of IEEE-568B.
-Transmission distance reaches up to 30 meters.
-Auto-adjustment of feedback, equalization and amplify, the user does not need to care about
  the length of the cable.
-Compact size.
-Signaling rates up to 2.25Gbits in support of 1080P display.
-Each port supports HDMI or DVI inputs.
-HDCP compliant.