RADIO OCEAN RO4700 DSC VHF Marine Band Radio 25/1W RO 4700 FurunoRADIO OCEAN RO4700 DSC VHF Marine Band Radio 25 1W Works perfectly, fully tested with guarantee. Connectors are cut. No handset. ***** Radio with output power of 25 1 watt. It should be powered by a 13. 8VDC power supply. The radio can support DSC (Digital Selective Calling) operation with specially designed DSC unit, which meets the standard of ITU R, M493 10. When being connected with GPS, it will display the position (longitude and latitude) of the