ESM14 (EOL) Audio C-Style Detachable Earpiece and Microphone with In-line PTT (Black) -- EOL, alternative is ACM-01+ES-01DISCONTINUED - Alternatively use ACM-01 in combination with ES-01C-style detachable earpiece and microphone with in-line PTT for discreet communication (Black). Consists of ACM-01 and ES-01.Find a dealerHighlightsFunctionsTechnical SpecificationsRelated Products PD505LF TC-610 (EOL)