GoodQbuy&reg; Covert Acoustic Air Tube Earpiece Headset for Yaesu VX-8R VX-8DR VX-8 VX-8E VX-9U Covert Acoustic Air Tube Earpiece Headset for Yaesu VX-8R VX-8DR VX-8 VX-8E VX-9U This item Acoustic Air Tube Earpiece in order to eliminates the background noises and echoes, protect your body from reducing your radio radiation To some extent, it is not easy to be found. Its use latent. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.