HDMI HDBaseT Plus Extender Kit — Box Transmitter + Box Receiver | 4K 60Hz, 3.5mm Audio, USB-B to A & RS232 over Cat

Box-style transmitter and receiver pair that extends HDMI signals over Cat cabling using HDBaseT Plus technology. Delivers 4K 60Hz video while also carrying a 3.5mm analog audio feed, USB-B to A connectivity and RS232 control signals across the Cat link. Ideal for separate-source setups where the HDMI source and display need to be connected remotely; the solution consists of a dedicated transmitter box and matching receiver box, preserving the original HDMI, audio, USB and serial interfaces over the Cat connection.