Description: * 2 Pin (1x 3.5mm and 1 x 2.5mm Jacks) * These is 3.5mm earpiece socket on the underside for privacy usage * Back with strong clip and convenient for use Compatible Models: KG-UV6D, KG-UV2D, KG-UV3D, KG-UV5D, KG-UVD1P, KG-699E, KG-818, KG-816, KG-689, KG-689 PLUS, KG-669 , KG-659, KG-659 Plus, KG-679, KG-679 Plus Package: 1 x Wouxun Original Speaker