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Alkaline Battery TrayCompatible w/HX300 Specifications: Type: Batteries Box Dimensions: 1"H x 1"W x 2"L WT: 0.1 lbs UPC: 788026130108

CLIP-24Belt Clip (QTY 2 f/HX100, QTY 1 f/HX150) Specifications: Type: Covers Box Dimensions: 1"H x 1"W x 3"L WT: 0.1 lbs

SCU-31 GPS Smart AntennaFeatures: 66 Channel WAAS GPS receiver 49' (15M) routing cable UV protected Ivory white color NMEA0183 Data input/output Rapid GPS acquisition time 3 year waterproof warranty Specifications:...

Charging Cradle for HX320This charging cradle is specifically for Standard Horizon's HX320 Handheld VHF.*Please note that the charging cable and adapter are not included

Charging Cradle for the HX400, HX400IS & HX407  *Requires power cable sold separately Will NOT work with PA-45B/C

SSM-21A Speaker Mic for HX890, HX400, HX400IS, HX380, HX40 & HX210Standard Horizon SSM-21A submersible speaker microphone with heavy-duty belt clip. Compatible with Standard Horizon HX890, HX400, HX400IS, HX380, HX40, and...

Mounting Bracket - Black - Replacement for Matrix SeriesBlack mounting bracket for Standard Horizon's GX2000, GX2200, GX2400 units.

10W Amplified External Speaker - WhiteRedesigned 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,...

Mounting Knob - Black ABS Plastic - SingleDimensions35mm diameter by 15mm thick, not including shaft which is 5mm diameter by 10mm longFits Standard Horizon modelsGX1000S Eclipse or GX1300S Eclipse GX1600...

Nylon Carry Case for HX400 & HX380Standard Horizon SHC-20 nylon case specifically for HX400 and HX380.

Earphone for SSM-14Black, single earbud Specifications: Type: Misc Box Dimensions: 1"H x 2"W x 3"L WT: 0.1 lbs UPC: 788026144594

SBR-45LIIS Battery for HX400ISThe Standard Horizon SBR-45LIIS is the replacement battery for Standard Horizon HX400IS Series Handheld VHF Marine Radios.

12V DC Charge Cable for HX400 & HX400ISStandard Horizon's DC Adapter for HX400 and HX400IS.Features: 12V DC Specifically for HX400 and HX400IS

Akaline Battery Tray Compatible w/HX290, HX400, & HX400IS Specifications: Type: Batteries Box Dimensions: 1"H x 3"W x 6"L WT: 0.3 lbs UPC: 788026126361

Standard USB-57B USB Programming CableUSB programming cable for most Standard Horizon handheld VHF radiosPC Only Specifications: Type: Cables Box Dimensions: 2"H x 6"W x 7"L WT: 0.35 lbs UPC: 788026121588...

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...

SSM-517A Earpiece Microphone for HX270, HX370, HX471 & HX400The Standard Horizon SSM-517A Earpiece Microphone is compatible with HX270, HX370, HX471, and HX400.

Standard Replacement VHF MIC - CB3961001For use with the:-GX5500S-GX5500SM-GX2360S  Specifications: Type: Microphones Box Dimensions: 1"H x 4"W x 6"L WT: 0.6 lbs

CMP460 Submersible Noise-Cancelling Speaker MicIP57 Specification for dust protection and water submersion: 3' for 30 min.Features: Push to talk Speaker Microphone Noise Cancelling Intrinsically-Safe Certified (when matched with IS Radio)...

Dust Cover for Matrix SeriesDust Cover for Matrix GX2000, GX2200 and GX2400 Matrix Series.