HDMI_50M transmitter and receiver can transfer Full-HD 1080p signal over CAT6 wires for 50M length. Henglixinâs CAT6_HDMI_50M transmitter and receiver can transfer Full-HD 1080p signal over CAT6 wires for 50M length. It can transfer HDMI 1080i/720p signal over CAT6 wires 70M length. Normal HDMI cable length is 1M or 1.5M, or 3M, the longer HDMI cables need specially production,it is difficult to ...