RSM-100 Speaker Mic is basic speaker microphone at a killer price. RSM-100 two-way radio speaker microphone is a light-duty, small form fit shoulder microphone with a 360° swivel clothing clip. Ideal for light-duty applications such as retail stores, commercial businesses, hotels and resorts.
RSM-500 Heavy Duty Remote handheld Speadker Microphone is built to exceed the standards of much higher priced models;with High Output Speaker and Convenient push-button Design. Perfect for heavy-duty applications including transportation and utilities, municipalities and government, industrial, and manufacturing applications.