Two Way Radio Audio adapter for Motorola GP328
Adaptor compatible with GP140, GP320, GP328, GP329

Two Way Radio  Audio adapter for Motorola GP328

Audio accessory adapter for headset with Motorola dual pin plug
Adaptor compatible with the following Motorola radio:
HT750, HT1250, HT1250LS, HT1550, HT1550XLS
PTX700, PTX760, PTX780
MTX850, MTX850LS, MTX8250, MTX8250LS, MTX950, MTX9250
PRO5150, PRO5350, PRO5450, PRO5550, PRO5750

GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360,
GP380, GP640, GP650, GP680, GP1280
Adapts your radio's multiple pin audio accessory
 connector to use two pin X03 connector