EAN22 Audio Earpiece with Acoustic Tube and Detachable In-line PTT (Black)Earpiece with detachable acoustic tube, clip and detachable in-line PTT and microphone (Black) Consists of ACN-02 & ES-02Find a dealerHighlightsFunctionsTechnical SpecificationsRelated Products HP688 HP608 PD668 UL913 PD688 UL913