Picked this up at the Defender.com spring sale.

The Raymarine e7 is a feature rich multifunction display that sets a new standard for ease of use, performance, and connectivity. A networking wonder, the e7 breaks new ground with Wi-Fi streaming to Apple iPhones and iPads. Using SeaTalk hs networking you can connect up to six displays allowing you to see and control your data anywhere you need it.
Plus, Bluetooth puts you in control of the e7, and your music, right from your steering wheel. Powered by Raymarine's new LightHouse User Interface, the e7 offers a refined and intuitive navigation experience, enhanced by three powerful processors, delivering incredibly simple operation and lightning fast performance. An outstanding design that look great on modern cruising, sailing and sport fishing boats
 

• Features:
  
  Wireless Streaming to the Apple iPhone, iPad, and iPod Touch
  Free Raymarine Viewer App Built-In
  WiFi
  Control Your Favorite Tunes Right From The Helm – Wirelessly
  Intuitive LightHouse UI - guides you through setup and configuration with an easy to use start up wizard
  HybridTouch
  Customizable
  Easy To Use
  Three Processors
  Stunning 3D Graphics
  Instant Redraw
  Helm Friendly Design
  Stay In Command Without Leaving The Helm
  View From Every Angle With Polarized Lenses
  Navionics Ready-To-Navigate Charts Included
  Super fast 3D Charting
  See At Night With Thermal Night Vision
  Patented HD DIGITAL Technology
  Fully Automatic Amazing Clarity
  HD DIGITAL Radar
  Automatic Radar Bird Mode
  Dual Range Radar
  High Resolution Video
   
• Specifications
  
  Voltage - nominal 13.8 Volts DC
  Voltage - min/max 10.7 to 18.0 Volts DC
  Power consumption- at max brightness 13.2 Watts
  Power consumption - in standby less than 100 mW
  Operating temp -25°C to 55°C
  Storage temp -30°C to 70°C
   

http://www.fusionelectronics.com/marine/products/700-series/ms-av700 this is just a concept for an AV solution.

The GX1700 makes DSC easy.  Picked this up at the defender.com spring sale as well.

With an internal 12 Channel GPS built into the front panel, there is no need to hassle with wiring the radio to a GPS for DSC. Out of the box and ready to go, DSC calling, position sharing, waypoint navigation, navigation to DSC distress calls can all be performed with just a few simple steps. Mounting a VHF radio has never been easier. The Built-In WAAS GPS reciever and antenna mounted in the front panel also gives the flexibility to flush mount the radio in tight areas.

The GX1700 is capable of entering and saving up to 100 waypoints. These waypoints may be selected and navigated to by using a unique navigation compass display that shows your vessels SOG, COG, BRG (Bearing) and DST (Distance) to the waypoint with the internal 12 channel WAAS GPS.

• Features:
  
  Integrated 12 Channel WAAS GPS receiver
  GPS antenna built-in to the front panel allows reception when bracket or flush mounted
  Ultra thin and compact rear case design (3.5" depth)
  Navigation to a DSC Distress Call with compass page
  DSC test call and Auto DSC channel change selection
  Automatically poll the GPS position of up to 4 ships using DSC
  Enter, Save, and Navigation to waypoint with Compass page
  GPS Compass display
  Navigation (LAT/LON, Time, SOG, and COG) information shown on display
  Noise canceling microphone with channel UP/DOWN, 16/9 and H/L keys
  NOAA weather channel selection with alert
  Programmable Scan, Priority Scan, and Dual Watch
  Preset Key stores up to 10 favorite channels, with scan function
  Oversized display with customizable channel names
  NMEA Input and Output of GPS information to other devices
  Programmable soft keys
  Capable of connecting to a Second Station RAM3 Remote Access Microphone (sold separately, item 257389)
  Die-cast chassis
   
• Specifications:
  
  Dimensions: 5.9" W x 3.4" H x 3.6" D
  Flush Mount Cutout: 5.4" W x 2.8" H x 2.6" D
  Waterproof: Submersible JIS-8 1.5M (4.92Ft) for 30 minutes
  Warranty: 3-Year, including water damage
  Meets ITU-R M493-13 Class D DSC (Digital Selective Calling)

Another defender spring sale item.

CMP30 Enhanced RAM3 Second Station Remote Control Microphone

The RAM3 allows you to remotely control all functions of Standard Horizon fixed mount VHF radios which include:

Quantum Series
Matrix Series
Quest-X
Quest+
Phantom Series

Explorer Series (according to the Standard Horizon website)
 

Features:

The full dot matrix display and soft keys make operation simple and fast
Turn the radio on or off and use all DSC functions including Distress
When connected to the MATRIX GX3000S, or the QUANTUM SERIES VHF, this remote station mic controls the 30 Watt PA and Hailer functions whether you’re at the Nav station, cockpit, tower or lower helm station.
The RAM3 Microphone is supplied with:
23 feet routing cable and a waterproof panel mount connector.
For the ease of adding an extension speaker, a pair of speaker wires is supplied on the rear of the routing cable so you do not need to pull additional wires.
Additional Features include:
intercom capability when connected to a compatible Standard Horizon VHF.
The RAM3 can be extended to up 70 feet using the optional CT - 100 (23 Foot) extension cable.
The CMP30 RAM3 is backed by an industry leading 3-year waterproof warranty.