High quality Heavy bass Meizu EP-21 EP21 EP 21 MX Earphone Headphones With Remote and Mic for mp3 mp4 high resolution sound SpecificsTime to market2015StyleLine Length1.2mResistance32ΩPackageYesUsePortable Media PlayerCommunicationWiredPlug TypeLine TypeSensitivity98dBConnectors3.5mmIs wirelessYesFunctionNoise Cancelling,Microphone,For Mobile PhoneWith MicrophoneYesFrequency Response Range20-20000HzModel NumberEP 21 HeadphoneColorBlack and RedProductOriginal Meizu Earphone EP 21