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R211 use case as below
：
Classroom
Conference room
Audio room
Smart home
Any infrared device
Note
：
1.
R211 infrared effective transmitting range being 30 meters, so please have all the devices to be
controlled by it being within 30 meters from R211.Spreading angel less than 150 degrees and
no obstacle in between, refer to the gray area below.
*It would be suggested to have the controlled objects placed within the center 60 degrees range.
2.The transmission can be extended via infrared transmitting range extender (cable)
3.Plug the attached adapter jack output connector to the R211 power-in port(DC 12V) refer to picture, and have
the other side plugged to the standard socket (AC 220V) in order to power the R211.
4.The device is compatible with LoRaWAN open protocol class C which enables it to transmit
infrared command upon receipt of the downlink command. The device also supports remote
controller functions.
Infrared transmitting range extender (cable)