Standard Horizon SSM-517A Earpiece Microphone for Marine VHF Radios

The Standard Horizon SSM-517A is a professional-grade earpiece microphone designed for hands-free communication with compatible Standard Horizon marine VHF handheld radios. This accessory allows for discreet, clear communication in noisy environments while keeping your hands free for navigation and boat operation.

Key Features:

• Earpiece speaker with integrated push-to-talk (PTT) microphone
• Compatible with HX270, HX370, HX471, and HX400 handheld VHF radios
• Allows private reception of incoming calls
• Clip-on microphone with dedicated PTT button for easy transmission
• Ideal for commercial marine applications, sailing, and fishing
• Reduces ambient noise interference during communication

This earpiece microphone provides a convenient solution for mariners who need reliable voice communication while maintaining situational awareness and keeping both hands available for vessel operations.