Maxon's RF Link Modules allow radio frequency signals to be used for the control and monitoring of remote sites and much more. Installing the (optional) Maxon CTCSS Encoder / Decoder (SD-010) for the SD-125 Series Increases privacy during audio applications and operates on all 38 EIA standard CTCSS tones
SD125E Models available;
SD-125E V2 (148-174MHz)
SD-125E U1 (400-430MHz)
SD-125E U2 (440-470MHz)
SD-125E U3 (470-490MHz)