Portable radios are designed to provide two-way radio communication with each other or with the onboard station for communication with other ships.
Portable radio GMDSS requirements should be easy to manage, withstand a fall on a hard surface from a height of 1 meter, waterproof enclosure, powered by a lithium battery, which should ensure its operation for at least 8 hours. The station is checked on a monthly basis on the channel other than 16.
