Collection: Audio Systems
Our premium selection features top-quality marine speakers, amplifiers, waterproof stereos, floating speakers, spa speakers, and VHF extension speakers from trusted brands like Poly-Planar, JL Audio, Boss Audio, Fusion, Roswell, Kicker, JENSEN and more! Designed to withstand harsh marine environments, our audio systems deliver exceptional sound quality for unforgettable moments on the water.
Key features include IPX6/IPX7 waterproof ratings, UV-resistant coatings, and corrosion-proof materials to ensure durability against water, salt, and sun exposure.
Poly-Planar speakers provide concert-hall sound with crisp clarity, while JENSEN’s marine stereos and amplifiers are engineered for reliability in extreme temperatures and humidity.
Enjoy Bluetooth connectivity for seamless music streaming, multi-channel amplifiers for powerful audio output, and compact designs for easy installation on boats, yachts, or docks.
Floating speakers add versatility for aquatic adventures, and VHF extension speakers enhance communication reliability.
Perfect for anglers, cruisers, or party boaters, our marine audio products offer robust performance, easy integration with NMEA 2000 networks, and compatibility with mobile devices for hands-free operation. Shop now to transform your vessel into an entertainment hub with high-performance, weather-resistant audio solutions at unbeatable prices,
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Marine Audio RCA Cable Twisted Pair - 30' (9M) (VMCRCA30)
Vendor:Marine AudioRegular price $31.99Regular price$39.99Sale price $31.99Sale -
DS18 Marine Headunit TFT Screen - 3 Zones - 4V Output - Bluetooth - RDS 4x50 Watts (MRX300)
Vendor:DS18Regular price $479.95Regular price$0.00Sale price $479.95 -
Fusion MS-RA210 2-Zone USB Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna (010-02250-00/SXM)
Vendor:FusionRegular price $440.42Regular price$469.98Sale price $440.42Sale -
Fusion MS-WB675 Marine Hideaway Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna (010-02346-50/SXM)
Vendor:FusionRegular price $570.42Regular price$599.98Sale price $570.42Sale -
DS18 HYDRO 10" Marine Sub Box w/RGB Lighting - White (NXL-10SUBLD/W)
Vendor:DS18Regular price $719.95Regular price$0.00Sale price $719.95 -
Ancor RGB + Speaker Cable - 18/4 +16/2 Round Jacket - 250' Spool Length (170025)
Vendor:AncorRegular price $333.99Regular price$490.99Sale price $333.99Sale -
Ancor RGB + Speaker Cable - 18/4 +16/2 Round Jacket - 100' Spool Length (170010)
Vendor:AncorRegular price $150.99Regular price$214.99Sale price $150.99Sale -
SiriusXM SXV300 Connect Tuner Marine/RV Antenna *6-Pack (SXV300M1-6)
Vendor:SiriusXMRegular price $461.99Regular price$599.94Sale price $461.99Sale -
![Suncoast Marine and Auto offers Fusion Apollo MS-RA670 Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna [010-02138-00/SXM]](//www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-10-04_110128.png?v=1759590333&width=533)
Fusion Apollo MS-RA670 Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna (010-02138-00/SXM)
Vendor:FusionRegular price $550.42Regular price$579.98Sale price $550.42Sale -
KVH K4 EdgeServer (Pro 6-Port Hub Network Management Device) (72-1056-01)
Vendor:KVHRegular price $1,274.99Regular price$1,695.00Sale price $1,274.99Sale -
KVH Starlink Cable - 25M (82') (19-1240-02)
Vendor:KVHRegular price $293.99Regular price$300.00Sale price $293.99Sale -
DS18 NXL 8-Channel Full-Range Class D Marine/Powersports Amplifier - 8 x 150W RMS, 4-Ohm (NXL-X1200.8D)
Vendor:DS18Regular price $959.95Regular price$0.00Sale price $959.95 -
![Suncoast Marine and Auto offers KVH Starlink Flat Panel Kit w/10" Seaview Pedestal Mount ADASTLKA Starlink Top Plate [72-1048-SV10]](//www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_062650.png?v=1757845656&width=533)
KVH Starlink Flat Panel Kit w/16" Seaview Pedestal Mount ADASTLKA Starlink Top Plate (72-1048-SV16)
Vendor:KVHRegular price $1,380.99Regular price$1,541.00Sale price $1,380.99Sale -
![Suncoast Marine and Auto offers KVH Starlink Flat Panel Kit w/5" Seaview Pedestal Mount ADASTLKA Starlink Top Plate [72-1048-SV5]](//www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_050238.png?v=1757840586&width=533)
KVH Starlink Flat Panel Kit w/5" Seaview Pedestal Mount ADASTLKA Starlink Top Plate (72-1048-SV5)
Vendor:KVHRegular price $1,292.99Regular price$1,424.00Sale price $1,292.99Sale -
KVH Starlink Gen 2 Flat Panel Terminal w/Wedge Mount - Gen 3 WiFi Router 25M (82') PoE Cable Included (72-1048)
Vendor:KVHRegular price $1,078.99Regular price$1,079.00Sale price $1,078.99Sale -
DS18 Marine Gain Attenuator f/RCA Sources (MBKR)
Vendor:DS18Regular price $47.95Regular price$0.00Sale price $47.95
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![Suncoast Marine and Auto offers DS18 Marine Headunit TFT Screen - 3 Zones - 4V Output - Bluetooth - RDS 4x50 Watts [MRX300]](http://www.suncoastmarineandauto.com/cdn/shop/files/103359BXL.jpg?v=1737789236&width=533)
![Suncoast Marine and Auto offers Fusion MS-RA210 2-Zone USB Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna [010-02250-00/SXM]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-10-04_104230_c93c9053-c0e1-419f-9622-eb69ca7d7c0c.png?v=1759589157&width=533)
![Suncoast Marine and Auto offers Fusion MS-WB675 Marine Hideaway Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna [010-02346-50/SXM]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-10-04_104235.png?v=1759588969&width=533)
![Suncoast Marine and Auto offers DS18 HYDRO 10" Marine Sub Box w/RGB Lighting - White [NXL-10SUBLD/W]](http://www.suncoastmarineandauto.com/cdn/shop/files/102993BXL.jpg?v=1737013899&width=533)
![Suncoast Marine and Auto offers Fusion Apollo MS-RA670 Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna [010-02138-00/SXM]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-10-04_110128.png?v=1759590333&width=533)
![Suncoast Marine and Auto offers KVH K4 EdgeServer (Pro 6-Port Hub Network Management Device) [72-1056-01]](http://www.suncoastmarineandauto.com/cdn/shop/files/102883BXL.jpg?v=1737788896&width=533)
![Suncoast Marine and Auto offers KVH Starlink Cable - 25M (82') [19-1240-02]](http://www.suncoastmarineandauto.com/cdn/shop/files/102677BXL.jpg?v=1737788752&width=533)
![Suncoast Marine and Auto offers DS18 NXL 8-Channel Full-Range Class D Marine/Powersports Amplifier - 8 x 150W RMS, 4-Ohm [NXL-X1200.8D]](http://www.suncoastmarineandauto.com/cdn/shop/files/102650BXL.jpg?v=1737788714&width=533)
![Suncoast Marine and Auto offers KVH Starlink Flat Panel Kit w/10" Seaview Pedestal Mount ADASTLKA Starlink Top Plate [72-1048-SV10]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_062650.png?v=1757845656&width=533)
![Suncoast Marine and Auto offers KVH Starlink Flat Panel Kit w/5" Seaview Pedestal Mount ADASTLKA Starlink Top Plate [72-1048-SV5]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_050238.png?v=1757840586&width=533)
![Suncoast Marine and Auto offers KVH HP Starlink Flat Panel Terminal Kit w/TracNet Coastal 5G/WiFi Compact Terminal [72-1048/01-0465-01]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_060534.png?v=1758139057&width=533)
![Suncoast Marine and Auto offers DS18 Marine Gain Attenuator f/RCA Sources [MBKR]](http://www.suncoastmarineandauto.com/cdn/shop/files/101759BXL.jpg?v=1737788166&width=533)