i
Preface
Thank you for choosing the Model JRC JHS-770S/780D Marine VHF Radiotelephone. This
radiotelephone can be used as a Global Maritime Distress and Safety System (GMDSS) radio
device, compliant with international regulations, that provides emergency communications and
standard communications capabilities for small and large ships.
● Please read this instruction manual thoroughly before using the JHS-770S/780D Marine VHF
Radiotelephone, and use it in accordance with the instructions contained herein.
● Please keep this manual available for future reference. Please refer to it if any difficulties
are encountered when using the equipment.
To Next Page
