The XTENDEX® <b>ST-C6FOUSB4K-LC</b> 4K 10.2Gbps HDMI USB KVM Extender via CAT6/7 or Fiber provides remote KVM (USB keyboard, USB mouse and 4Kx2K 30Hz UHD HDMI monitor) access to a USB computer up to 328 feet (100 meters) away via CAT6/6a/7 cable, 6.21 miles (10 km) via simplex LC singlemode fiber optic cable, or 984 feet (300 m) via simplex LC multimode fiber optic cable.</p><p>Each KVM extender consists of a local unit that connects to a computer, and a remote unit that connects to an HDMI monitor, bi-directional 3.5mm stereo audio speakers and microphone, RS232, and up to four USB devices (keyboard, mouse, flash drive, HDD, or touchscreen display).</p>