CR 系列方杆会议话筒

CR990
CR990

电容会议话筒
CR990H
CR990H

电容会议话筒
CR990S
CR990S

电容会议话筒
CR990DG
CR990DG

电容会议话筒
CR990DH
CR990DH

电容会议话筒
CR990DSG
CR990DSG

电容会议话筒
CR990DSH
CR990DSH

电容会议话筒
CR980
CR980

电容会议话筒