The HM-138 speaker mic provides more convenience for your two-way radio communication. The HM-138 speaker mic clips securely to your shirt while your radio stays on your belt. All communication transmits through the speaker mic which allows you communicate without having to stop what you’re doing.
This speaker mic is waterproof and intrinsically safe.
The HM-138 speaker mic is ideal for construction, warehousing, public safety, refineries, and other heavy-duty uses.
