HDMI Extender Kit Ideal for Digital Signage in Schools, Restaurants and Lecture Halls Extends a 4K A/V Transmission up to 230 ft. or Even Farther Transmits Crystal-Clear 4K Video with Multi-Channel Audio, HDR and 4:4:4 Color Local HDMI Port on Transmitter Supports 4K @ 60 Hz Resolution Built-In PoC Technology Provides Power to Avoid Bulky External Power Bricks