SBR-29LIIS Lithium Ion Battery Pack for HX400ISRechargeable Lithium-Ion battery pack designed for Standard Horizon's HX400IS Handheld Radio. ... Learn More

Flush Mount KitMMB-84Rear-mounted flush mount kit for fixed-mount radios.  Fits many current and older models. ... Learn More

Rubber duck antenna fits most handhelds except HX470/471.Compatible with:Current Models:HX300HX280SHX290HX370SHX400HX751HX851Previous Models:HX270SHX460HX500SHX600SHX750SHX760SHX850S ... Learn More

Akaline Battery Tray Compatible w/HX290, HX400, & HX400IS ... Learn More

Shakespeare Centerpin® PL-259-CP-G ConnectorShakespeare offers an extensive line of marine grade connectors and adapters for antenna installations. Our new connectors are gold-plated brass to bett... Learn More

Charging Cradle for the HX400, HX400IS & HX407 *Requires power cable sold separatelyWill NOT work with PA-45B/C ... Learn More

Shakespeare PL-259-G ConnectorShakespeare offers an extensive line of marine grade connectors and adapters for antenna installations. Our new connectors are gold-plated brass tobetter withstand the el... Learn More

MBF7 Flush Mount Kit for M510Flush mount kit for IC-M510 advanced VHF/DSC marine radio. ... Learn More

Wired Remote Access Microphone RAM4Standard Horizon's wired remote access microphone RAM4 for Standard's GX1800, GX1800G, GX1850, GX1850G, GX2400, GX6000.Features:Controls all radio functions of the m... Learn More

Submersible Speaker MicStandard Horizon's Submersible Speaker Microphone for HH VHF radios ... Learn More

PL-259-ER Screw-On PL-259 Connector for Cable with Easy Route FME Mini-EndShakespeare offers an extensive line of marine grade connectors and adapters for antenna installations.  ... Learn More

GHS™ 11 Wired VHF HandsetGHS 11 allows full function of your VHF 210 radio from a remote location. There are no complex components, just a simple design that includes soft keys, a 2” diago... Learn More

RG-213 White Tinned Coaxial Cable - 100'Coaxial cable is made from premium tinned copper center conductor as well as tinned copper outer braid for corrosion resistance and easy soldering. It features ... Learn More

MMB-97Rear Mount Flush Mount kit for Fixed Mount Radios.  Fits many older and current models ... Learn More

Wireless Remote Access Microphone RAM4W for GX6000Standard Horizon's wireless remote microphone RAM4W specifically for Standard's GX6000 and GX6500.Features:Wirelessly Control all radio functions of t... Learn More

SCU-30 Wireless Base Station UnitOperation of the RAM4W requires the use of the SCU-30 Wireless Access Point. When the SCU-30 is used only 1 RAM4 connection will be available on the radio. ... Learn More

RAM4X Wireless RAM Microphone for GX2400Optional wireless remote access microphone for GX2400 GPS.*Requires optional wireless access point (SCU-30). ... Learn More

Fist Microphone Relocation Kit - VHF 210/215Use our kit to reposition your fist microphone for optimal usage with your compatible VHF radio.WARNING: This product can expose you to chemicals which are ... Learn More

Shakespeare Style 4357-SAM/FM/VHF MARINE BAND SEPARATOREliminate the need for separate AM/FM antennas and operate AM/FM and VHF radios at the same time without interfering with VHF radio performance.C... Learn More

Fist Microphone Extension Cable - VHF 210/215 & GHS 11/11i - 3MGive yourself a little room when using your compatible VHF radio with this 12-pin fist mic extension cable. Available in 3M (10')WARN... Learn More