- Adhesive & Sealants
- Air Conditioning
- AIS Systems
- Anchors
- Anodes
- Antennas
- Audio Speakers, Amps & Woofers
- Autopilots
- Batteries - LIFEPO4
- Battery Chargers
- Battery DC-DC Converters
- Battery Isolators-Combiners
- Binoculars - Optics
- Blocks & Shackles
- Blowers & Heaters
- Boat Outfitting
- Boat Seating & Parts
- Bow Thrusters
- Cameras & Night Vision
- Camping Equipment
- Cartography
- Cases - Waterproof Containers
- Cellular Amp - Repeaters
- Cleaning Supplies
- Combo GPS - Fishfinder
- Combo GPS - Fishfinders
- Combo GPS - Fishfinders
- Combo GPS - Fishfinders
- Compasses
- Covers - Boats, RV, Bikes
- Deck & Galley
- Dock Accessories
- Downriggers
-
Electrical Components
- All Electrical Components
- Ancor
- ARCO Marine
- Attwood Marine
- BEP Marine
- Blue Sea Systems
- Bluewater
- Camco
- Commodore
- Dolphin Charger
- Egis Mobile Electric
- Guest
- Hella Marine
- Marinco
- Newmar Power
- Pacer
- Pacer Group
- Perko
- Pro-Guide Batteries
- Samlex America
- Scanstrut
- Scotty
- Sea-Dog
- Sentry
- T-H Marine Supplies
- T-Spec
- Victron Energy
- Xantrex
- Engine Parts, Lube & Oil
- EPIRBs, PLBs & MOB
- Fenders & Accessories
- Fire, CO2, Fume Detectors
- First Aid Kits
- Fishfinders
- Fishfinders Black Box
- Fishing - Baits
- Fishing - Depth,Temp
- Fishing - Ice Flashers
- Fishing - Kite
- Fishing - Lighting
- Fishing - Lines, Leaders
- Fishing - Livewell
- Fishing - Misc
- Fishing - Outriggers
- Fishing - Reels
- Fishing - Rod Holders
- Fishing - Tackle Storage
- Fishing - Tools
- Fishing - Weights
- Foul Weather Gear
- Gauges
- GPS Chart Plotters
- Hailer Horns
-
Hardware
- All Hardware
- Attwood Marine
- Barton Marine
- Beckson Marine
- C.E. Smith
- Forespar Performance Products
- GROCO
- Harken
- Jabsco
- Johnson Pump
- Lectrotab
- Marinco
- Panther Products
- Perko
- PSS Shaft Seal
- Ronstan
- Rule
- Rupp Marine
- Schaefer Marine
- Schmitt Marine
- Sea Catch
- Sea-Dog
- Southco
- Springfield Marine
- T-H Marine Supplies
- TACO Marine
- Taylor Made
- TOON KICKER
- Trident Marine
- Uflex USA
- VETUS
- Whale Marine
- Whitecap
- Wichard Marine
- YAKGEAR
- Horns
- Hot Water Heaters
- Hull Protection
- Hunting Accessories
- Instrument Housing
- Inverter-Charger Combos
- Inverters
- Jack Plates
- Life Vests - PFDs
- Life Vests - PFDs - PETS
- Light Bars
- Lighting - Auto & RV
- Lighting - Dock
- Lighting - Flash & Lanterns
- Lighting - Interior
- Lighting - Marine
- Lighting - Navigation
- Lighting - Pods & Cubes
- Lighting - Search, Flood, Spreader
- Lighting - Underwater
- Lightning Detectors
- Loud Hailers
- Marine Safety Accessories
- Mobile Broadband
- Mounting Hardware
- Mounting Solutions
- Multifunction Displays
- Navigation Instruments
- Network Systems Accessories
- Paint - Deck, Bottom, Antifouling
- Plumbing Systems & Parts
- Propellers
- Protective Covers
- PSS Shaft Seal
- Pumps - Air
- Pumps - Bilge
- Pumps - Engine Cooling
- Pumps - Livewell
- Pumps - Macerator
- Pumps - Misc
- Pumps - Oil Change
- Pumps - Sanitation
- Pumps - Transfer
- Pumps - Washdown,Pressure
- Radar - Stand Alone
- Radar Antennas
- Radio Scanners
- Radios - CB
- Radios - FRS/GMRS
- Radios - SSB
- Radios - VHF Fixed Mount
- Radios - VHF Handheld
- Rigging Hardware
- Rod Holders
- Rope - Chain
- Rub Rails & Parts
- Sailing Accessories
- Satellite TV & Phone
- Security Systems
- Shore Power Cables - Accessories
- Solar & Portable Power
- Steering Systems
- Steering Wheels
- Stereo Systems & Parts
- Sun Shades, Umbrellas
- Televisions
- Toilets
- Toilets - Portable
- Tools
- Trailering Gear
- Transducers
- Trim Tabs
- Trolling Motor Accessories
- Trolling Motors
- Watches - GPS & Fitness
- Water Filtration
- Watersports
- Weather Instruments
- Winches - Windlasses
- Windshield Wipers
- Wire & Cable
-
Xtras - Parts - Accessories
- All Xtras - Parts - Accessories
- ACR Electronics
- Airmar
- Albin Group
- Ancor
- Ankerplex
- Attwood Marine
- Barton Marine
- Beckson Marine
- Bennett Marine
- BILGE-B-DRY
- Black Oak LED
- Blue Sea Systems
- Boat Leveler Co.
- BoatLIFE
- Boss Audio
- C.E. Smith
- Camco
- Cannon
- Davis Instruments
- Digital Antenna
- DS18
- Echonautics
- Faria Beede Instruments
- FATSAC
- Fireboy-Xintex
- First Watch
- FLIR Systems
- Flojet
- Flushmaster
- Fortress Marine Anchors
- Furuno
- Fusion
- Garmin
- Golight
- GROCO
- Guest
- Harken
- HawkEye
- HEISE LED Lighting Systems
- Hella Marine
- Humminbird
- I2Systems Inc
- Icom
- iN-Command Control Systems
- Intellian
- Intellisteer
- Jabsco
- JENSEN
- KVH
- Lectrotab
- Lee's Tackle
- Leland Maximum Inflation
- Lenco Marine
- Lewmar
- Lumitec
- Lunasea Lighting
- Majestic Global USA
- Maretron
- Marinco
- Mastervolt
- Maxwell
- McMurdo
- Megaware
- Metro Marine
- Minn Kota
- MotorGuide
- Mustang Survival
- Navico
- NavPod
- Ocean Signal
- OceanLED
- Octopus Autopilot Drives
- Onyx Outdoor
- Orion
- Pacer Group
- PENN
- Perko
- Poly-Planar
- Powerwinch
- ProMariner
- Quick
- RAM Mounting Systems
- Raritan
- Raymarine
- RIGID Industries
- Ritchie
- Rod Saver
- Ronstan
- Rupp Marine
- Samlex America
- Scandvik
- Scanstrut
- Scotty
- Sea-Dog
- Seaview
- SEM
- Shadow-Caster LED Lighting
- Shakespeare
- SI-TEX
- Simrad
- SIONYX
- Siren Marine
- SmartPlug
- Springfield Marine
- Standard Horizon
- TACO Marine
- Thetford Marine
- Tigress
- TRAC Outdoors
- Turning Point Propellers
- Uflex USA
- Uniden
- VDO
- Veratron
- Vesper
- VETUS
- Vexilar
- Victron Energy
- Whale Marine
- Xantrex
Free Ground Shipping - No Sales Tax
STANDARD HORIZON SSM-21A SPEAKER MIC F/HX890, HX400, HX400IS, HX380, HX40 & HX210
Standard Horizon SSM-21A Speaker Mic f/HX890, HX400, HX400IS, HX380, HX40 & HX210
SSM-21A Speaker Mic for HX890, HX400, HX400IS, HX380, HX40 & HX210
Standard Horizon SSM-21A submersible speaker microphone with heavy-duty belt clip. Compatible with Standard Horizon HX890, HX400, HX400IS, HX380, HX40, and HX210.
Ultimate Passage
1-440-617-0025
3399 Balsam Drive
Westlake, OH 44145
CLICK HERE To Email All Questions or Quote Requests.
Ultimate Passage 2003-2026 All Rights Reserved.
1-440-617-0025
3399 Balsam Drive
Westlake, OH 44145
CLICK HERE To Email All Questions or Quote Requests.
Ultimate Passage 2003-2026 All Rights Reserved.