Standard Horizon SSM-21A Submersible Speaker Microphone for VHF Radios

The Standard Horizon SSM-21A is a submersible commercial-grade speaker microphone designed for use with Standard Horizon handheld VHF marine radios equipped with a speaker mic jack connection. Built to withstand harsh marine environments, this speaker mic allows for convenient push-to-talk operation while keeping your radio securely on your belt or in a mount.

Key Features:

• Submersible construction protects against water exposure and spray
• Commercial-grade durability for demanding marine applications
• Compatible with all Standard Horizon handheld VHF radios featuring a speaker mic jack
• Integrated speaker and microphone for clear two-way communication
• Heavy-duty belt clip for secure attachment to clothing or gear
• Allows radio operation without removing the unit from its mount or belt

This speaker mic enhances operational efficiency and convenience, particularly in commercial fishing, maritime security, harbor operations, and other professional marine applications where hands-free communication is essential.