The goTenna Pro X can also transmit data such as Position Location Information(PLI) when properly tuned to the appropriate frequency set. 

The goTenna Pro X also receives information sent across the network which can be in the form of shared frequency sets, COT symbols, messages or location information, provided the radio has been previously configured via a smartphone.  

goTenna Pro X is a 5 watt radio transmitter/receiver when combined with a smartphone that is software-defined and programmable on various frequencies across the VHF (145-172 MHz) and UHF (445-480 MHz) spectrum. 

Additionally, the goTenna Pro X is widely flexible and will work on any smartphone that has a GPS receiver and is running Android 4.3 or later or IOS 10 or later, the GPS receiver is only needed if you need to self-locate or share your location. 

It can be used as both a transmitter and receiver, it incorporates the GPS receiver inside mobile phones/tablets to enable location tracking and mapping. It also uses Bluetooth technology to connect to other devices, such as smartphones, and tablets. This allows users to send messages, share location information, and access other services even when they are outside of the range of cell towers or when internet connectivity is not available.