It uses the principle of acoustic air-conduction sound tube， so that the radiation awaythe vulnerable brain， no radiation within the ear and other electronic devices， the radiation effect is more likely to convince people， and the new &amp;amp;amp;amp;quot;Intelligent switching mode&amp;amp;amp;amp;quot; Module that allows you to bid farewell to switch wiring troubles.<br /> <br />Features:<br /> 1. The monaural headset has a part of flexible air tube is more convenient to use during driving and sporting<br />2. Professional audio-visual， cut off the noise， the sound quality is fidelity<br />The product is awayelectromagnetic， more environmental and have anti-radiation function<br />3. Stay awaythe electromagnetic， safe driving， convenient<br />4. Flexible， to prevent twisting， durable<br />5. The product suitable for IOS and Android devices via regulating switch<br />6. Built-in MIC<br />7. With answer and hand up button <br />8. Compatible with ， ， HTC， MOTO， Ericsson， Nokia， Lenovo， Huawei， ZTE， Millet， Meizu， Amoi， Grand， Coolpad， etc which with 3.5mm Aux jack.<br /><br />Operation:<br />The product with a button to control the phone， put one time to receiving， hang up calls and pause music;put two times to restore the music playing during music pausing; put two times directly to switch to the next song<br /><br />Specifications:<br />1. Plug: 3.5mm<br />2. Impedance: 32?≤20% 10MM<br />3. Frequency Range: 20Hz~20kHz<br />4. Rated power : 100mw<br />5. Sensitivity : 102db S.P.LAT 1KHZ<br />6. Earphone Length: Approx. 1M/3.3FT<br /><br />Package Included:<br />1 x Anti-radiation Earphone<br />1 x Ear-bud<br />1 X User Manual