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Fusion Apollo 400 Airplay Marine Stereo & Remote


  • Stand-alone 140w Marine Stereo
  • Works as a zone remote for other Fusion products
  • Airplay 2 Marine Streaming
  • 2.7″ Colorful Display
  • WiFi connection for easy installation


The MS-SRX400 Marine stereo & remote can be used as a stand-alone marine stereo or as a controller for a zone connected to the MS-RA670 hideaway stereo or the RA770.  The unit's small footprint gives more space for navigation controls and other useful instruments while underway.  But don't let its small size fool you, the SRX400 delivers 140 watts of peak power and has built-in WiFi and Airplay 2.

Side View

Amplified Remote Control

The SRX400 works in conjunction seamlessly with the WB670 hideaway stereo as an amplified zone controller.  Run speaker wire directly to the SRX400 and connect to the WB670 through an ethernet cable or WiFi.

Airplay 2 Logo

Airplay 2

Airplay 2 allows you to stream your music through a WiFi router from any Apple device to any zone.  Control content and volume for each zone independently.


SRX400 Home Zone

Home Zone

Home Zone is the physical zone onboard your boat in which the stereo is installed. After adjusting audio in another zone, the stereo defaults to control of the Home Zone after a period of inactivity.

MS-SRX400 Volume Control

Zone Volume Control

Scroll through available zones on your boat, and enjoy independent volume control, or select ALL volumes to adjust a group of stereosOwner at once.


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