This quick disconnect adapter allows users to easily remove or alternative clear tubes (for use with surveillance accessories)* 100% brand new.* Clear flexible acoustic tube, soft earplug fits snugly in left or right ear.* Built-in microphone, clear sound without distortion. * Long push-to-talk(PTT) button, comfortable to touch and easy to operate. * Swivel metal clip near the air tube and PTT, making your communication smoother. * It is widely used by police, soldier, security guards, amateurs hams, security team members and so on.* It is also popular in construction sites, restaurants, hotels, racing, hunting and other related places or activities requiring smooth communication. Product Details Headphone Type: IN-EAR