Standard Horizon Wired Remote Access Microphone RAM4 FHMACHINET3 The locking ring features lock

The locking ring features lock locators positioned at 180 DegreesDegree to improve finger grip during attachment

powerful processing and upgraded IPS display

Meets American Boat and Yacht Council (ABYC) requirements for battery switches

birth defects

Simple 2-step calibration process

Standard Horizon Wired Remote Access Microphone RAM4 FHMACHINET3 The locking ring features lockWired Remote Access Microphone RAM4 Standard Horizon's wired remote access microphone RAM4 for Standard's GX 180 Degrees, GX 180 DegreesG, GX1850, GX1850G, GX2400, GX6000. Features: Controls all radio functions of the main station radio* Operate up to 2 RAM4 wired remote stations Submersible IPX8 waterproof rating (1. 5 M or 4. 92 feet for 30 minutes) Intercom feature allows you to communicate between the radio, RAM4 and Wireless RAM4W microphones