CNM350 is a PC/104-Plus navigation and communication expansion module.
It includes a navigation module operating in L1 ranges of GPS/GLONASS systems allowing to determine position, speed and time.
Another subsystem of CNM350 is a GSM communication module capable to operate in 850/900/1800/1900 frequency ranges; it supports two SIMcards, CSD and GPRS/EDGE technologies for data and voice transmission.