This is a complete transmitter (TX) and receiver (RX) HDMI KVM extender kit designed for long-distance video and peripheral transmission. The TX unit connects to the computer or HDMI source, while the RX unit connects to the remote display and USB peripherals. Using Cat5e/Cat6 cabling, the system can extend HDMI signals over distances of up to approximately 200 metres, depending on the specific model, cable quality and installation conditions.