XFox&reg; Accessories and Auxiliary equipment For Cell Phone Telephone Deviece &hellip; (Cell Phone Air Tube Earphone) FBI style Handfree Throat Mic Transparent Air Tube Covert Earpiece Headset Earphone 3.5mm Jack Clear Acoustic Tube Covert Earpiece Earphone Headset PTT(Push To Talk) with built-in line mic microphone compatible with Kenwood/Baofeng/Linton/HYT Two Ways Radio Soft plastic ear bud to fit snuggly in your ear with a transparent acoustic tube (extra ear bud included); Hidden microphone inside PTT switch Provides excellent durability, reliability and performance in low-profile environment. Ideal for demanding covert security applications where sound clarity and earpiece durability are of paramount importance. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.