4K 120M HDMI Extender with Loop over cat5e cat6 Ethernet HDMI to RJ45 Audio EDID Features: The Extender uses single cat5e or cat6(recommended) cables instead of HDMI cable to transmit high definition signal up to 120 meters. The Extender is designed to supply for long distance transmission of high definition signal. Specification: HDMI version:HDMI 1.4 HDCP:HDCP 1.4 Resolutions:4K/30Hz Audio exraction:Yes HDMI loop out:Yes Transmission distance:up to 120m Package includes: 1*HDMI Extender Transmitter 1*HDMI Extender Receiver 2*5V power adapterUS plug 1*User Manual Note: 1.Video&audio transmission has very high requirements on cables connected.Pls use qualified cat5e/6 cable. 2.A qualified cable shall come with pure copper conductor instead of CCA or CCS.An cat5e/6 cable with CCA or CCS shall not be called a qualified cable. 3.The transmission distance various from the quality of the hdmi cable and ethernet cable connected.