Arama A201I01 Covert Acoustic Tube earpiece headset with PTT and Microphone for 2 Pin Icom Two Way Radio IC- F3G F4G F11 F11S F14 F14S F21 F21S F24 F24S(2XPack) With transparent acoustic tube this two way radio headset earpiece with mic makes you low profile and protects your health from radio electromagnetic wave radiation. A 2 pin earpiece headset with PTT providing you clear sound performance without distortion for both listen and talk. Amazing walkie talkie headset with directional and extremely durable PTT microphone. This walkie talkies earpiece with PTT is ideal for police military,nightclubs,bars,paintball,security restaurants,hotels,bouncer warehouses and noisy environments. See compatible radio list in description 2 Pin connector compatible with lots of ICOM Cobra Maxon Ritron Radios; Can't find your radio in list? See Compatibility Guide (Last Picture) and Make Selection.