Simplex/Semi-duplex/Full-duplex, 25-WattMarine VHF Radiotelephonewith a built-in Class A DSC and CH70 Watch Receiver- Fully meets ITU, IEC, ETSI, IMO for GMDSS and other national standards- Compact all-in-one unit design includes a 25-Watt radiotelephone, Class A DSC modern and CH70 watch receiver- Superb voice quality by employing the lower-noise-designed speaker- Dual/multiple watch on selected channels while monitoring CH16- Quick access to CH16 key- Automatic entry of own ship position and time from a GPS navigator- Easy channel readout with a large character- ATIS mode available for European Inland waterways- Connects to an office or home via an existing PSTN