4KEXTENDER-35DEVICE FUNCTIONTransmitter Panel1. HDMI IN: Connect to HDMI sources, such as SetTop Box, BD Player, Computer,Laptop, Game Console, Media Player and Camcorder.2. IR TX: Transmitting IR signal to remote control HDMI source devices vua IRBlaster cable.3. IR RX: Receiving IR signal to remote control HDMI sink devices via IR receivercable.4. DC IN: 5VDC/2.0 Amp Locking Power Jack.5. POWER LED: This LED will illuminate when power adapter plug in4KEXTENDER-100 Transmitter.6. LINK LED: This LED will illuminate when Transmitter connect compatibleReceiver and all signal start to transmission.7. RJ45: Connect to 4KEXTENDER-35 Receiver with single Cat.6 cable for HDMI,IR Blaster and IR Receiver signal transmission.