The 3G Ultra HD over IP Point to Point Transmitter with POE Injector is the source-side device in a point-to-point Just Add Power 3G Ultra HDMI over IP 4K switching matrix.
Combine with up to 4 Daisy-Chain Receivers to create a simple 1x4 system like a 2x2 video wall
Each Just Add Power unit requires between 8-10 Watts of power. A 50-watt power supply* will be sufficient to power a single 709P2P and 4 POE Receivers connected inline. Power supply requirements:
Example power supply: https://www.digikey.com/en/products/detail/mean-well-usa-inc/GST60A12-P1J/7703712
*Power supply not included.