◆ Loud and clear sound ◆ Strong and robust housing ◆ Durable and environmental friendly PU cable ◆ Large PTT operating area, can be operated even wearing heavy gloves ◆ 360°swivel metal clip ◆ Built in 3.5mm audio jack. ◆ Spray proof. ◆ Specially designed for police and the medium duty speaker microphone can also be used by all kinds of security personnel. ◆ Available for Motorola, EF Johnson, Kenwood, Icom, Yaesu/Vertex, Maxon, etc.