You are viewing documentation for version:7.21.3Number of Channels#Macros##defineNUM_CHANNELS 3Number of channels of Z-Wave protocol. #defineNUM_CHANNELS_LR 4Number of channels of Z-Wave Long Range protocol 100kbps, 40kbps, 9.6kbps and US_LR1/US_LR2. #defineNUM_CHANNELS_LR_END_DEVICE 2US_LR1 and US_LR2.