◆Drive unit: ₵10mm
◆Frequency Response: 20~20KHz
◆Impedance: 32 +/- 10%ῼ
◆Sensitivity: 95 +/- 3dB
◆Connector: 3.5mm Stereo, 4-Pin
◆Cable: 1200mm
◆Directivity: Omni - Directional
TPE transparent grey stranded wire, grey outer layer,white inner layer .Double layer could reduce noise and losses during the sound transmission,make the earphone closer to  the original sound. You could adjust volume,answer calls,pause, hang up calls.
The speaker is made of biological diaphragm. It's powerful power