HDMI EXTENDER/SPLITTER Change the mode of audio&video signals for longer distance transmission, HDMI IN --- CAT X --- HDMI OUT. 7-channel simultaneous transmission. Specifications: 1.Video ? Standards --- HDMI 1.3 ? Maximum pixel clock---165MHz ? Maximum data rate---6.75Gbps ? Resolution ---1920X1080@60Hz, 3D ? Connector --- HDMI-A 2.Ethernet ? Interface --- RJ45 ? Transmission distance --- CAT6---50m/164ft; CAT5E---40m/130ft; CAT5-30m/100ft. When the Ethernet cable is between 1~10 feet, it may have no image, please try another longer cable. 3.Others ? Power supply--- Input: 110~220V; Output: 12V ? Power dissipation---MAX 12W ? Temperature---Operating: -5? ~ +70? ? Humidity---Operating: 5% ~ 90% ? Dimension---TX:257*87*25mm / RX:81*45*23 4. Packing list ? HDMI transmitter --- 1 pcs ? HDMI receiver --- 7 pcs ? Power adapter --- 1 pcs ? User manual --- 1 pcs About EDID When the EDID cannot automatically identify the monitor parameters, the image may not be displayed, please perform the following steps. (1) Connect the monitor to the HDMI IN on transmitter. (2) Connect the power supply to transmitter. (3) Press and hold the EDID button for 3-5 seconds. The green light on transmitter side stops flashing, indicating EDID copy is complete. Last but not least, if have any product issue, please feel free to contact us and we will provide you with solutions.