FANVERIM 3.5mm Jack Plug Cool Throat Mic Microphone Covert Acoustic Tube Earpiece Headset Finger PTT Mobile Phone Vocal Hands-Free in-Ear Military Headset/Headphones / Earphones UNIVERSAL COMPATIBILITY: compatible with all 3.5mm jack enabled devices, such as cell phone, smart phone, laptop, computer, android, iphone, gaming. (iPhone 4s / 5 / 5c / 5s / 6 / 6 Plus, ipad / mini / air 2 / 4, ipod nano / 5 / touch, Samsung galaxy S4 / S5, Note 2 / 3 / 4, M3, HTC, Motorola, Blackberry, etc. ) background noise. This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles. With the best-quality transparent acoustic tube that could hardly be detected by people around you, this is also ideal for surveillance purposes and security at airports, casinos, crowd control at conventions and concerts, and other working environment requiring discreet communications. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments. MAGIC THROAT MIC: transmit sound by your throat vibration rather than microphone. Often appear in Hollywood movies, pretty cool to use! it compatible with game machine such as PS5, etc. (One retail customer ordered 300 pieces to play with PS5)