HDMI KVM single cable extender using advanced HDBaseT technology, extends HDMI and USB up to 330 feet (100 meters) over a single CAT5E/6 cable. Supports HDMI; Audio; remote switch, reset the computer, combined Bi-Directional RS-232 and USB POE function. Typical applications include Internet cafe computer management, remote workstations etc.
 

Note: 

1, 4Kx2K version transfer 4kx2k to 70 meter
2, 2K version transfer 2560x1440 to 70 meter
3, 1080p extend to 100 meter 

Features:

• Support HDBaseT technology via CAT5E/6 cable transmission and control HDMI signal and analog audio signals.
• Support video, audio, USB, RS232, reset and switch computer signals simultaneously transmitted
• Support HDMI standard parameters, 3D, HD lossless audio formats, and CEC pass-through
• Support USB2.0
• Built-in POE remote power supply module
• Support stereo speakers and microphone
• Support remote reset and switch the host computer

if you want to know more, please mail to joyce@eklhd.com