Supported HDMI standard: 1.4 ; HDCP: 1.4 ; Protocols: HDbitT ; Supported HDMI resolutions: 4K UHD @ 24/25/30Hz ; Maximal transmission range: 80 m UTP cat. 5 100 m UTP cat. 5e 120 m UTP cat. 6 ; Main features: IR carrier frequency : 20 kHz ... 60 kHz ;