dm10 metal magic sound headphone magnetic sports hifi phone headset universal dynamic circle earphone

item no.: qkz-dm10headphone type: in-ear wired-control headphonesplug diameter: 3.5mmsound principle: dynamic circlefrequency response range: 20-20000 (hz)sensitivity: 100 (db)distortion rate: 1 (%)wire length: 1.2 (m)material: silicone+tpeweight: 40 (g)color: black, gray