Panel Power Interface US, provides the DC power and communicates with the panel switch signal, it supports different US Type Smart Panel.

4.3 inch Enviro Touch Screen with Metal Frame

Built-in 2ch IR control and Logic automation function RCU Room Control Unit 2.0, DIN-Rail Mount, HDL BUS PRO, RJ45, INNER RJ45, UDP/IP Network Interface, Totally 23 Channel output: Relay 1-10: 5A, Relay 11-12:16A, Relay 13-20: 3A including one channel for Emergency light, Mosfet Dimming 21-23: 1A, 48 Ch Dry contact input/output. 1ch Door Bell relay, built-in 2ch IR control and Logic automation function.

[HDL-MIRC04.40] HDL-IR Emitter