EHM20 Audio Swivel Style Detachable Earpiece with In-line PTT (Black)Swivel style detachable earpiece with in-line PTT for discreet communication (Black). Consists of ACM-01 and EH-02.Find a dealerHighlightsFunctionsTechnical SpecificationsRelated Products PD505 UL913 PD485 BD505 PD505LF