The newest larger, more ergonomic PTT buttondesigned for improved button presses and feel. Also anew detachable ear-piece assemblyallows workers who share the base unit not to have to share the ear-pieces. A great feature for those of us who work shifts.and SmartPlugR(IS) include a
The SmartPlugR and SmartPlugR(IS) are ideal for use with respirators and breathing protective equipment or with full face protection devices or protective suits, as SmartPlugs use an in-ear mic to pick-up your voice for transmitting audio. Therefore there is no boom mic to get in the way of breathing protective equipment. Keep all your personal safety protective equipment on and communicate clearly and freely while staying protected.