Tenq FBI Style 2 Wire Acoustic Tube Headset/earpiece for Kenwood Radio Walkie Talkie Nx-200 Nx-210 Nx-300 Tk-280 Tk-385 Tk-3180 Tk-5400 8-pin 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. 8-pin, Multi-pin, PTT button, 1 spare earbud included Great for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments. Ideal for demanding covert security applications where sound clarity and earpiece durability are of paramount importance. Provides excellent durability, reliability and performance in low-profile environment.