1-2 Way radio speaker mic for Motorola GP328 2-High quality sound ... and small. Name:2 Way radio speaker mic for Motorola GP328Modle:PMMN4002BDetailed description:*Push to talk PTT ... ,reinforced 360 degree back clipApplications:*For MOTOROLA GP327,GP338,HT750,HT1250,GP328,GP339, ... optional for MOTOROLA,YAESU/VERTEX,KENWOOD,ICOM,HYT,COBRA,Two way radio. 2 Way radio speaker mic for Motorola ...