Multifunctional Extender KVM extender Resolution supports 4K@30Hz 4:4:4, Ultra HD is completely lossless, low latency, support full-format HDMI audio, one to Many broadcast mode,USB2.0 pass-through. Meet your diverse needs. Long-Distance Stable Transmission Extends HD 3840*2160 30hz with extender kit over Cat5e/6 allows you to transmit HDMI audio/video up to 328 ft (100m). The SHUONE TCHH supports overall delay less than 50MS. The cascade mode can extend the KVM signal and USB signal by up to 20 kilometers.