Standard Horizon Handheld VHF Marine Radios with LMR Channels Speaker Mic with Belt Clip

The Standard Horizon SSM-21A is a submersible and intrinsically safe rated speaker mic for Standard Horizon Marine Radios.  The SSM-21A can be submerged under water up to 9 feet deep for 30 minutes and features a swivel belt clip for comfortable wearing.  The Standard Horizon SSM-21A is the direct replacement for Standard Horizon SSM-14A Speaker Mic.  The Standard Horizon SSM-21A has a one year replacement warranty.