Icom HM237B Compact Hand Microphone for Marine Mobile Radios Reliable Marine Communication with Integrated Molex Connectivity The Icom HM237B is a professional-grade replacement hand microphone specifically engineered for the Icom M220 marine VHF radio. Designed to withstand the rigorous demands of maritime environments, the Icom HM237B ensures crisp, clear voice transmissions even in challenging sea conditions. Its ergonomic, palm-sized design provides a comfortable grip for long-term use, while the high-sensitivity internal microphone element is tuned to capture clear audio while minimizing background wind and engine noise. Equipped with a specialized Molex connector, the Icom HM237B offers a secure and direct interface to the Icom M220 chassis, preventing accidental disconnections during rough transit. The heavy-duty coiled cable measures 13.0 inches (330 mm) when curled, providing ample reach for cabin or console mounting while maintaining a tidy, snag-free footprint. Whether you are replacing a worn unit or outfitting a secondary station, the Icom HM237B is the essential OEM component required to maintain the operational integrity of your Icom marine communication system. Key Features & Benefits Direct Molex Integration: Features a precision-engineered Molex plug for a "plug-and-play" connection specifically for the M220 series. Compact Ergonomics: Lightweight and contoured to fit comfortably in the hand, facilitating effortless one-handed operation. Heavy-Duty Coiled Cable: The 13-inch retracted cable provides flexibility and durability, resisting tangles and mechanical strain. High-Clarity Audio: Optimized microphone circuitry ensures your voice is heard clearly over marine environmental noise. Genuine Icom OEM Quality: Manufactured to the exact specifications of the original equipment to ensure perfect electrical and mechanical compatibility. Specifications Brand: Icom Model Number: HM237B Connector Type: Molex Cable Length (Curled): 13.0 in (330 mm) Weight: 182 g (Approx. 6.4 oz) Color: Black Material: High-Impact Marine Grade Polymer Compatibility M220 What's Included Description SKU Status Hand Microphone HM237B ✅ Included User Safety Guide N/A ✅ Included Recommended Accessories Icom MB132 Flush Mount Kit (MB132) Frequently Asked Questions Is this microphone waterproof? While the Icom HM237B is designed for the marine environment and resists moisture/spray, it is not rated for full submersion. Can I use this with the Icom M330? No, the Icom HM237B uses a specific Molex connector for the M220. Other marine models typically require the HM-235 or similar 8-pin connectors. Warranty 1-year manufacturer's warranty.
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