PTM D1 Stereo Bass Sport Earphone Volume Control Metal In-ear Headphone with Mic

Features 1 100 NewHigh Quality 2 Excellent wired headphone with bass stereo sound feeling 3 Stereo portable headset high end and comfortable feeling 4 HIFI earphone portable and comfortable to wear 5 In ear 3 5mm with microphone 6 Smart wire control built in microphone clear call quality song switch for music play Specification Brand PTMType WiredHeadphone type in ear headphonesWearing method in earHeadphone output source universalPlug diameter 3 5mmPlug type straight typeWhether wireless headphones wired headphonesWith or without a microphone YesSound principle dynamic circleFrequency response range 20 20000 Hz Impedance 16 O Sensitivity 108 dB Distortion rate 1 Wire length 1 2 m Earplugs earmuffs material metal alloyHeadphone cable material TPEUses mobile phone headset universalWeight 16 g Packing list headphones accessories boxColor black silver