120m Hdmi Extender With Cascade Connection Uses Cat 6

4K 120M HDMI Extender Cascade Connection No.# 4K 120M HDMI Extender Cascade Connection SKU: 4K 120M HDMI Extender Cascade Connection The 4K 120M HDMI extender uses one single cat-5E or cat-6(recommended) cable instead of an HDMI cable, you can extend the 4K signal to 120 meters. The purpose of the extender is to achieve long-distance signal transmission with low-cost wires.