Product Name: QKZ CK7 Stereo In-ear Earphone
Style : In-ear
Communication : Wired
Line Length : 1.0m
Vocalism Principle : Dynamic
With Microphone : Yes
Control Button : Yes
Volume Control : Yes
Active Noise-Cancellation : Yes
Sensitivity : 96±3dB
Frequency Response Range : 20-20000Hz
Resistance: 16Ω