M73 PLUS Handheld VHF - 6W - IPX8 Submersible - Active Noise Canceling, Built-In Voice RecorderThe M73 PLUS if perfect for the commercial marine market and radio users familiar with Icom's celebrated M73 VHF handheld. The M73 PLUS features 6 Watts of high transmit power and waterproof IPX8 Submersible construction. The M73 PLUS also promotes a popular hourglass body shape and comfortable side grips for intuitive one-handed operation.The M73 PLUS features loud 700mW audio output and approximately 18 hours ofoperating time. Utilizing a new interface design with large directional buttons, users gain fast access to menu items and radio functions. The compact radios are rigorously tested for durability and meet MIL-STD 810 specifications.Additional audio enhancements are available in the M73 PLUS version. Background noise is reduced up to 90% and lower voice frequency is discerned through the handheld's radio speaker. Features such as "Last Call" voice recording and playback, active noise cancelling and "Bass Boost" improve audio performance on incoming and outgoing calls.The M73 PLUS offers reliable audio, rugged construction and easy operation-perfect for professional mariners and current M72 radio users. It is compatible with most M72 handheld accessories and includes other accessories as well.Features:"Last Call" features - Voice recording and playback functions"Bass Boost" - Emphasizes lower frequency for better audioActive noise canceling - Reduces background noise up to 90%User interface design with larger buttonsLouder 700mW audio outputBuilt Icom tough and meets MIL-STD 810 specificationsLonger battery life allows approximately 18 hours of operating lifeImpressive 6W of high RF performanceCompact, slim and ergonomic design for easy one-handed operationIPX8 Submersible (submersion for 30 minutes in 1.5-meter of water)Optional Speaker MicAquaQuake™ water draining functionDual/Tri-Watch function for monitoring Channel 16 and/or call channel4 level battery indicatorFavorite channel and tag scan functionsAuto power scan function