M37 VHF Handheld Marine Radio - 6W Features: 6 Watt VHF with Float'n Flash and 12 Hours of Operation Large Keys and Easy-to-Grip Design 6 W RF Output Power 700 mW Audio Output More than 12 Hours* of Long-Lasting Operating Time (with BP-296) Channel History Function Stores the Last Five Channels Used for Easy Recall Float'n Flash Function - The radio floats with a flashing LED light to help you retrieve it from the water IP57 dust-protection and waterproof protection (1 m depth of water for 30 minutes) Low Battery Alert function Voice Loud and Mute function enables to temporary maximize/mute the volume AquaQuake? function prevents audio degradation from a water-logged speaker Dual watch and Tri-Watch functions Favorite Channel function Instant access to channel 16 and the Call channel BP-296 user-replaceable Li-ion battery pack supplied Weather channels with Weather Alert function * TX: RX: Standby = 5 : 5 : 90 Supplied Accessories: BP-296 battery pack BC-235 desktop charger BC-217SA/SE* AC adapter FA-SC59V antenna MB-133 belt clip Hand strap * May differ or not supplied, depending on the transceiver version.