Attributes . (40) Programmable Land Mobile Channels 134 Mhz to 174 Mhz with CTCSS, DCS Signaling, 110V AC, 12V DC Chargers, A Charging Cradle, Submersible, 700 mW Loud Speaker Audio, Battery Life Indicator, All USA, International, Canadian Marine Channels, Programmable Scan, Priority Scan, Dual, Tri Watch, NOAA Weather Channels, Weather Alert, Programmable Channel Names, Preset Key Used to Recall Up to 10 Favorite Channels, Optional Speaker Microphones, Headsets Available, Optional FBA-40 Alkaline Battery Tray Available, 3 yr Waterproof Warranty . Names