The Uniden MHS338BT is a rugged handheld Marine radio that is rated IPX8 submersible and designed to float. Water activated emergency strobe light and flashlight. Drop-in charging cradle and Li-ion rechargeable battery. Automatic Backlight Switching, white for daylight, amber for night. Integrated GPS, NOAA weather alerts and FM radio, its easy to stay connected and alert. Full 6 WATT TRANSMIT POWER- Transmits at full power to ensure maximum range. High/LO power level select lets you boost the transmitter power from 1.0W to 2.5W to 6.0W for added transmission distance. GPS (Favorite Position mode). Lets you save your current position as well as manually enter other positions. You can save positions into a directory to return to them as desired. BLUETOOTH WIRELESSS - It is also Bluetooth-capable so you can use Uniden's smartphone app (iOS and Android) to set up the radio and to text message other VHF text message capable radios. You can also enter other information such as DSC direc