1. Product introduction This HDMI extender can extend high-definition signals to 30 meters through Category 6 cables, with a resolution of up to 1080P. It not only breaks through the limitation of HDMI cable transmission length, but also is more convenient and flexible. And you can choose models with KVM function to save costs for our customers. Our HDMI extender is specially designed for surveillance and is suitable for DVR, NVR hard disk recorders, etc. 2. Connection method 1. Connect the HDMI signal source (such as DVR, NVR hard disk recorder) to the sending end of the HDMI extender. 2. Use a Category 6 network cable to connect the network interfaces of the transmitter and receiver. 3. Connect the receiving end of the HDMI extender to the display device (such as high-definition TV, splicing screen, etc.) 4. (Optional function) Use a USB cable to connect the KVM port of TX to the signal source (generally used for DVR, NVR), and connect the KVM port of RX to a wired mouse. 3. Main features 1. Supports 1080P and 165MHz/165Gbps single channel (4.95Gbps full channel) bandwidth. 2. Support KVM function (optional model function). 3. Use Category 6 network cable (recommended), the transmission distance can reach 30 meters, and the resolution can reach 1080P. 4. Supports two-way audio transmission of uncompressed audio, such as LPCM. 5. The network cable is connected according to IEEE-568B standard. 6. No external power supply required. 7. Easy to install. 4. Warm reminder: There are 2 options here. "With KVM function" and "without KVM function", the product in the picture is with KVM function, and "without KVM function" only has the extender function and does not support USB connection. Please purchase according to your needs. No retail box, please contact us first if needed. Package contents: 1 piece HDMI 30m single network cable extender