Draw the power from the vehicle DC power supply Rugged housing for extra strength and durability Overvoltage Over Current protection function Suit for Motorola two way radio :HT750,HT1225,HT1250,HT1550, GP140,GP320,GP340,GP360,GP380,GP328,GP338,GP640,GP680,GP1280, MTX850,MTX850LS,MTX8250,MTX8250LS,MTX900,MTX950,MTX960,MTX9250, PRO5150, PRO7150, PRO9150
