The damage from mobile devices radiation is an invisible and cumulative process. Electromagnetic wave absorbed in body is difficult to be released, which is harmful to our brain, hearing, eyes, and skin, very unhealthy. To solve this problem, we invented a Radiation Free Headset that is brain protective from daily mobile phone life. You can enjoy the wonderful music in a healthy and safe way with our Anti-radiation Earphone. It's a small, smart and ultra-safe headset that shields you from almost all electro-magnetic radiation when listening to music. FC12 Air Tube Anti-radiation Earphone is your best choice for healthy life. FC12 Features: [Radiation Free Function] Metal shielded wire, dual sonic concentrator, no magnetic field radiation metal cavity, and the air tube, perfectly achieve 98% Radiation reduction, suitable for various people, like kids, pregnant women, etc. [Perfect Sound Quality] Built-in high-performance Microphone and Speaker, offering you perfect sound and clear communication effect. [Convenient to controlling your music and calls] FC12 Headset is equipped with function buttons which lets you easily controlling your music. It also supports hands-free with high-grade microphone, thoroughly setting free your hands from answering the call during driving. [Comfortable to wear] In-ear headphone, its earmuffs with soft and skin-friendly leatherette has great permeability and is comfortable to wear, and can greatly insulate the sounds around you. [Fully Compatible] Uses international standard port (CTIA), high-quality 3.5mm plug is compatible with most 3.5mm audio devices such as, compatible with iPhone 6 6Plus 5S 5 Samsung, Smart Phones, Desktop, Notebook, Player, MP3 / MP4, cell phone, tablet, etc. Note: please keep radiation free earphone away from sharp tools to avoid damages and scratches. Specifications:Model Number: FC12 Speaker Diameter: 8mm Sensitivity: 932dBSPL at 1KHZ Frequancy Range: 20HZ-20KHZ Impedance: 16 Color: Black Cable Length: about 132cm / 4.33ft (Include Air Tube Length) Air Tube Length: about 15cm / 0.49ft Headset Weight: 21g / 0.74oz Package Size: 20.2 * 12.2 * 2.4cm / 7.95 * 4.80 * 0.94in Package Weight: 67g / 2.36oz Package List: 1 * Radiation Free Headset 2 * Pair Earplugs