MI0153R Features Superb sound effect Built-in microphone for hands-free calling Universal 3.5mm plug Convenient 1.2 m flat cable General Specs Brand & Model LANGSTON JV19  Sound Bass stereo sound Earphone Type In-ear earphones Microphone Yes Volume Control N/A Impedance 16 ohms ± 15% Frequency Response 20Hz-20kHz Sensitivity 106dB ± 3 dB Connector 3.5 mm audio jack Cable Length 1.2 m Compatibility Smartphones equipped with a 3.5 mm audio interface Package Details Weight: 43.87 g Size: 16.5*11.5*1.5 cm