The HE-20 extends HDMI signal up to 80m (262ft) over one CAT6/CAT5e cable, while maintaining superior video/audio quality. It is compliant with HDCP and EDID to enhance Deep Color and optimal resolutions up to 1080p/60. No bulky power adapters needed. No more cables getting in the way. Just plug and play. It is specially designed to simplify your life! The HE-20 is ideally suited for used in versatile application environment, such as home theater, house of worship, classroom, videoconferencing, outdoor signage where HDMI video and audio transmission is needed.