The HDMI extender can use a CAT6 cable to transmit the HDMI signal to a display no more than 196ft.Notes:The HDMI extender must useoxygen free copper CAT5e/6/7, otherwise it cannot be used. If the distance is greater than150ft, please use oxygen free copper CAT6.The extender transmits1920x1200@60Hz HDMI signal, the longest distance can only reach 165ft.EDID copy:Copying the EDID operation to the HDMI extender will transmit the best video and audio signals. It is recommended that you try this.Steps:1. Connect the sender and the monitor with an HDMI cable. 2. Connect the power and press the EDID button.3. The indicator will flash 3 times. 4. After 3 seconds, the operation is completed and will be permanently remembered, unless the sender is EDID again set operation. (Sender is connected to the power supply, press and hold the EDID button for 3 seconds,the signal indicator lights up, and then turns off, which means to restore the factory settings)Instructions: 1.Connect one HDMI cable(AWG 26) up to 16ft between source device and TX Extender2.Connect one HDMI cable(AWG 26) up to 16ft between display device and RX Extender3.Connect single Cat6 cables up to 196ft instead of HDMI cable between TX and RX Extender4.Connect 5V power supplySpecification:Support resolution:3D/1080p/1080i/720p/576p/576i/480p/480i/Up to 1920x1200@60HzSupport audio format: DTS-HD/Dolby-trueHD/DTS/Dolby-AC3/DSDMax transmission bandwidth: 1.65GbpsInput/Output HDMI cable distance:16ft(5m) AWG26 HDMI standard cablePower adapter format: Input:AC (50HZ, 60HZ) 100V-240VPacking list:1. HDMI sender x 12. HDMI Receiver x 13. 5V DC power supply x 24. User's Manual