The cord of these best noise cancelling earbuds is made with rubber material,which won`t cause noise in your jogging when they rub your cloth. These earbuds with microphone are awesome.Nylon folding resistant crystal line.Flexible three-dimensional wire , the external contains a layer of transparent coating , the line more dirt-resistant , tough and durable , reduce the winding . These most comfortable earbuds have ring sound horn , higher resolution.Frequency is more balanced , more complete analysis and reduction of sound , sound experience better. The metal shell , heavy bass sound ear Most Comfortable Earbuds Heavy metal earphone The front cavity is full , the back cavity is heavy , the hole is clean and tiny , and the transverse depth ensures perfect sound High fidelity pure sound quality Component wire control , call clear High-definition microphone Earphone parameters How to wear : flat ear earphone Compatible platforms : Android and iPhone Speaker outside diameter : 14.2 MM Sensitivity : 105+5dB Speaker impedance : 32 ohms Range of frequency response : 20-10000HZ Power : 3-5 MW Signal to noise ratio : 60 dB + 3dB Plug : 3.5 MM Wire : TPE Pear Line Function : Answer , hang up function , select a function , Compatible with all 3.5 mm standard interface of mobile phone Looking for ideal Best Noise Cancelling Earbuds Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Earbuds with Microphone are quality guaranteed. We are China Origin Factory of Most Comfortable Earbuds. If you have any question, please feel free to contact us.