Tera Grand - New and Improved Version - HDMI Extender over Cat5e/Cat6/Cat7 Networking Cables with Power Adapter - extends HDMI signal up to 60 meters (197 ft.) - Support 1080p/1080i/720p & HDCP Compliant
* Compatible with HDTV resolutions 480i, 480p, 720i, 720p, 1080i and 1080p* Support the high resolution 1080P up to 40 meter (131 Ft.) transmission distance and support 1080i up to 60 meter (197 Ft.)* Extends TMDS interface length up to 60M (197 Ft.)Some CAT-5e and CAT-6 networking cables in the market are actually made by CCA (Copper Clad Aluminum) wire and not made by pure Copper wire. You need to use high quality pure Copper networking cables to make it work.Now the power adapter is included in the package.