The HMN439 is a heavy-duty, standard handheld microphone (often called a "palm mic") that connects to the front of a mobile radio. Unlike smaller consumer microphones, it is built to withstand the rigors of professional environments, featuring a rugged housing and a reinforced coiled cord. Key Technical Specifications
: Handheld "fist" design with a large, side-mounted Push-to-Talk (PTT) button. hmn439
: The RJ45 connector makes it incredibly easy to swap out damaged microphones in the field without tools. The HMN439 is a heavy-duty, standard handheld microphone
While various aftermarket versions exist, the standard Motorola HMN439 generally follows these specifications: : The RJ45 connector makes it incredibly easy
The HMN439 is primarily compatible with Motorola’s "legacy" and "mid-tier" mobile radio families. It is often used as a direct replacement for the or HMN3413 . Commonly supported radio models include: CDM Series : CDM750, CDM1250, CDM1550 CM Series : CM200, CM300 GM Series : GM300, GM338, GM340, GM360, GM640 PM Series : PM400 M Series : M1225, M10, M100, M120, M130, M200 MaxTrac & MaraTrac : Older legacy mobile units Why the HMN439 is Still a Top Choice
HMN439: The Ultimate Guide to This Essential Motorola Radio Accessory