691 is a high−performance HDBaseT 2.0 fiber transmitter for ultra−reach extension of 4K60Hz (4:2:0) HDMI, USB, Ethernet, RS−232, IR and stereo audio signals over either multi−mode or single−mode fiber optic. 691 converts all input signals to an HDBaseT 2.0 signal that is transmitted over a fiber optic cable to a compatible receiver ....