Coodio 3.5mm Jack Plug Professional Surveillance Earpiece Headset [Covert Acoustic Tube] Headphone Earphone Mic Microphone For Cellphone, Gaming, Pc Computers, Bodyguard, Creative Christmas Gift Coodio's 3.5mm smartphone surveillance earpiece headset specifically designed for you to keep away from phone and other electronic radiation. Built-in microphone with an inline push to talk button that clips on your shirt, so you can use your phone to communicate discreetly and easily, whether you're in security, retail or hospitality. High quality transparent acoustic tube headset that could hardly be detected by people around you, ideal for surveillance purposes and security at airports, casinos, crowd control, conventions, concerts and other working environment requiring discreet communications. Excellent for user in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, party, building construction, stage, studio, hunting, outdoor and noisy environments. Compatible with 3.5mm jack enabled devices, such as cellphone, smartphone, laptop, computer, android, iphone, PS4 gaming, iPhone 3GS, iPhone 4, iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S , iPhone 6, iPhone 6 Plus, iPhone 6S, iPhone 6S Plus, iPhone SE, Samsung Galaxy J7, J5, J3, J1, Samsung Galaxy A5, A3, Samsung Galaxy S7 edge, S7, S6 edge, S6, S5, S5 Mini, S4, S4 Mini, S3, S3 Mini, iPad, iPod Touch, iPod Nano, iPod Shuffle, iPod Classic...