The TXUH-2D-S is HDMI on Dual UTP Sender which paired with RXUH-2D-R can extend HDMI signal upto 170 ft. The UH-2D-S is compatible with HDMI™ versions 1.4.A single power supply is provided that can be plugged at either end for easy installation. The extender equalizes TMDS video using state of the art technology for a crisp image, and buffers the DDC channel for error free EDID and HDCP operation that help prevent image dropouts. The Device may be mounted to any RCI custom wall plate, panel or modular insert. The TXUH-2D-S transmitter must be paired with the RXUH-2D-R.