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Marine communication accessories are designed to enhance the performance, reliability, and convenience of your onboard communication system, helping you stay connected wherever your boating adventures take you. Engineered for demanding freshwater and saltwater environments, today's communication accessories include marine-grade microphones, extension cables, external speakers, mounting brackets, charging cradles, battery packs, antenna connectors, headsets, protective cases, and installation hardware built to withstand harsh marine conditions. These essential components help maximize signal quality, improve audio clarity, simplify equipment installation, and extend the life of your VHF radios, AIS systems, and other onboard communication devices. Whether you're replacing worn components, expanding your current system, or completing a new installation, the right accessories ensure dependable performance when clear communication matters most. Featuring premium products from trusted marine manufacturers, our Communication Accessories collection delivers the quality and reliability serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal accessories for your marine communication system.

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  • Garmin GHS 11 Wired VHF Handset [010-01759-00]
    Garmin

    Garmin GHS 11 Wired VHF Handset [010-01759-00]

    $368.10
    $426.37
    $368.10
    GHS™ 11 Wired VHF HandsetGHS 11 allows full function of your compatible VHF radio from a remote location. There are no complex components, just a simple design that includes soft keys, a 2” diagonal dot matrix display and a coiled cable that stretches from...
    $368.10
    $426.37
    $368.10
  • Garmin Fist Microphone f/VHF 210/215 [010-12506-00]
    Garmin

    Garmin Fist Microphone f/VHF 210/215 [010-12506-00]

    $153.48
    $170.54
    $153.48
    Fist Microphone f/VHF 210/215Communicate loud and clear on your compatible VHF radio with this 12-pin connector fist microphone.** Does not come with hanger **WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects...
    $153.48
    $170.54
    $153.48
  • Garmin Fist Microphone Relocation Kit - VHF 210/215 [010-12506-02]
    Garmin

    Garmin Fist Microphone Relocation Kit - VHF 210/215 [010-12506-02]

    $127.90
    $142.11
    $127.90
    Fist Microphone Relocation Kit - VHF 210/215Use our kit to reposition your fist microphone for optimal usage with your compatible VHF radio.3m cable.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or...
    $127.90
    $142.11
    $127.90
  • Garmin Wrist Lanyard f/Astro & 220, GHS 20, GPS Series, GPSMAP Series, Rino 1xx & 5xx Series [013-00005-00]
    Garmin

    Garmin Wrist Lanyard f/Astro & 220, GHS 20, GPS Series, GPSMAP Series, Rino 1xx & 5xx Series [013-00005-00]

    $2.15
    $6.40
    $2.15
    Wrist LanyardAttach your GPS to this lanyard and wear it around your wrist so you can keep your hands free on outdoor adventures.Compatible Devices: Astro® Astro® 220 eMap® GPS 60™ GPS 72™ GPS 72H™ GPS 76™ GPSMAP® 175 & 195 GPSMAP® 6x Series GPSMAP®...
    $2.15
    $6.40
    $2.15
  • ACR Lithium Polymer Rechargeable Battery f/SR203 VHF Radio [1062]
    ACR Electronics

    ACR Lithium Polymer Rechargeable Battery f/SR203 VHF Radio [1062]

    $260.08
    $383.68
    $260.08
    Lithium Polymer Rechargeable Battery for SR203 VHF Radio   Replacement battery. It is recommended for normal use and up to 6 hours of continuous use.Compatible With:SR203 VHF Survival Radio*Sold as an IndividualWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known...
    $260.08
    $383.68
    $260.08
  • Standard Horizon Replacement Power Cord f/Current & Retired Fixed Mount VHF Radios [T9025406]
    Standard Horizon

    Standard Horizon Replacement Power Cord f/Current & Retired Fixed Mount VHF Radios [T9025406]

    $8.51
    $9.58
    $8.51
    Replacement Power Cord f/Current & Retired Fixed Mount VHF RadiosReplacement power cord for all current and retired model fixed mount VHF radios Specifications: Type: Chargers Box Dimensions: 1"H x 2"W x 4"L WT: 0.13 lbs
    $8.51
    $9.58
    $8.51
  • Standard Horizon Battery Tray f/HX750 & HX851 [FBA-38]
    Standard Horizon

    Standard Horizon Battery Tray f/HX750 & HX851 [FBA-38]

    $28.41
    $35.53
    $28.41
    Alkaline Battery Tray f/ all floating handhelds, accepts five (5) AAA batteries. Specifications: Type: Batteries Box Dimensions: 2"H x 3"W x 5"L WT: 0.12 lbs UPC: 788026111626
    $28.41
    $35.53
    $28.41
  • Icom Alligator Belt Clip [MB103]
    Icom

    Icom Alligator Belt Clip [MB103]

    $22.73
    $24.16
    $22.73
    Alligator ClipBelt Clip used with belt hanger Specifications: Type: Mounting Brackets Box Dimensions: 1"H x 2"W x 4"L WT: 0.05 lbs UPC: 731797812698
    $22.73
    $24.16
    $22.73
  • Standard Horizon MLS-410 Fixed Mount Speaker - Black [MLS-410SP-B]
    Standard Horizon

    Standard Horizon MLS-410 Fixed Mount Speaker - Black [MLS-410SP-B]

    $79.58
    $99.48
    $79.58
    MLS-410 Fixed Mount Speaker - Black Redesigned for clear, crisp, and audible reception, the Standard Horizon MLS-410 is setting the bar on external VHF speakers. Compact in size, this high-performance communications speaker matches the impedance and output requirements of most Standard Horizon transceivers. Compatible With:Standard Horizon...
    $79.58
    $99.48
    $79.58
  • Simrad VHF Removable Fist Mic f/RS40 [000-14921-001]
    Simrad

    Simrad VHF Removable Fist Mic f/RS40 [000-14921-001]

    $105.16
    $122.23
    $105.16
    VHF Removable Fist Mic for RS40Simrad RS40 Remote Mountable Fist Mic. Can be connected to the front or rear of the radio, and an optional extension cable allows the radio and mic to be mounted in separate locations. Specifications: Type: Microphones Box Dimensions: 3"H...
    $105.16
    $122.23
    $105.16
  • Standard Horizon SBR-45LI 3200mAh Battery f/HX400 [SBR-45LI]
    Standard Horizon

    Standard Horizon SBR-45LI 3200mAh Battery f/HX400 [SBR-45LI]

    $112.28
    $0.00
    $112.28
    SBR-45LI 3200mAh Battery for HX400The Standard Horizon SBR-45LI is the replacement battery for Standard Horizon HX400 Series Handheld VHF Marine Radios. Specifications: Type: Batteries Box Dimensions: 1"H x 3"W x 6"L WT: 0.43 lbs UPC: 788026178582
    $112.28
    $0.00
    $112.28
  • Victron Nucleo GX [BPP900453100]Victron Nucleo GX [BPP900453100]
    Victron Energy

    Victron Nucleo GX [BPP900453100]

    $321.35
    $378.06
    $321.35
    Nucleo GXThe Nucleo GX is a compact, high-performance GX device that offers Ekrano GX-level speed at a lower cost.Powered by a quad-core processor, it connects up to 25 devices via VE.Direct and USB, plus more via VE.Can, and provides real-time monitoring of battery status,...
    $321.35
    $378.06
    $321.35
  • Standard Horizon Submersible Speaker Microphone [MH-73A4B]
    Standard Horizon

    Standard Horizon Submersible Speaker Microphone [MH-73A4B]

    $79.58
    $112.28
    $79.58
    Submersible Speaker MicStandard Horizon's Submersible Speaker Microphone for HH VHF radios Specifications: Type: Microphones Box Dimensions: 3"H x 5"W x 7"L WT: 0.4 lbs UPC: 788026130566
    $79.58
    $112.28
    $79.58
  • Raymarine Handset Mounting Clip [R70484]
    Raymarine

    Raymarine Handset Mounting Clip [R70484]

    $32.68
    $0.00
    $32.68
    Handset Mounting ClipRaymarine VHF handset hanger/mounting clip. Specifications: Type: Mounting Brackets Box Dimensions: 1"H x 1"W x 1"L WT: 0.2 lbs UPC: 723193798713
    $32.68
    $0.00
    $32.68
  • BG H60 Wireless Handset f/V60 [000-14476-001]BG H60 Wireless Handset f/V60 [000-14476-001]
    B&G

    BG H60 Wireless Handset f/V60 [000-14476-001]

    $383.73
    $0.00
    $383.73
    H60 Wireless HandsetH60 is a wireless handset for the V60 VHF radio.  H60 duplicates the radios display and controls, enabling remote control access to all key functions.Wireless Control of your Fixed-Mount VHFThe H60 handset offers remote control of your fixed-mount V60 VHF radio. Make...
    $383.73
    $0.00
    $383.73
  • Standard Horizon Leather Case w/Belt Loop Shoulder Strap [SHC-18]
    Standard Horizon

    Standard Horizon Leather Case w/Belt Loop Shoulder Strap [SHC-18]

    $90.95
    $113.70
    $90.95
    Leather Case with Belt Loop & Shoulder StrapStandard Horizon's leather case with belt loop and shoulder strap specifically for the HX400 and HX400IS. Specifications: Type: Covers Box Dimensions: 2"H x 4"W x 6"L WT: 0.47 lbs UPC: 788026143368
    $90.95
    $113.70
    $90.95
  • Standard Horizon Earphone f/SSM-14 [SEP-10A]
    Standard Horizon

    Standard Horizon Earphone f/SSM-14 [SEP-10A]

    $36.94
    $42.64
    $36.94
    Earphone for SSM-14Black, single earbud Specifications: Type: Misc Box Dimensions: 1"H x 2"W x 2"L WT: 0.05 lbs UPC: 788026144594
    $36.94
    $42.64
    $36.94
  • Raymarine Fist Mic Assembly f/Ray60, 70, 63 73 [R70430]
    Raymarine

    Raymarine Fist Mic Assembly f/Ray60, 70, 63 73 [R70430]

    $177.65
    $0.00
    $177.65
    Fist Mic Assembly for Ray60, 70, 63 & 73Raymarine's replacement detachable fist-mic with built-in controls and mic relocation capability.The fist-mic has built-in controls for channel up/down, hi/low power selection, and instant access to channel 16 or another preferred channel. The fist-mic also features noise-canceling...
    $177.65
    $0.00
    $177.65
  • Standard Horizon Handheld VHF Hangar Bracket [SCH-11]
    Standard Horizon

    Standard Horizon Handheld VHF Hangar Bracket [SCH-11]

    $15.62
    $18.48
    $15.62
    Handheld VHF Hangar BracketThe SCH-11 Hangar Bracket is designed tosecure all Standard Horizon Handheld VHFradios to a bulkhead. By sliding the Belt Clip into the Hangar Bracket the radio will stay secure on any bulkhead or vertical surface. Specifications: Type: Mounting Brackets Box Dimensions:...
    $15.62
    $18.48
    $15.62
  • Standard Horizon 10W Amplified External Speaker - Black [MLS-410PA-B]
    Standard Horizon

    Standard Horizon 10W Amplified External Speaker - Black [MLS-410PA-B]

    $102.32
    $127.90
    $102.32
    10W Amplified External Speaker - Black Redesigned for clear, crisp, and audible reception, the Standard Horizon MLS-410PA is setting the bar on external speakers.  With 10 Watts of amplification built in, this compact high-performance communications speaker matches the impedance and output requirements of most Standard...
    $102.32
    $127.90
    $102.32