1PCS 5PCS 10PCS Wired Stereo Earphones Noise Cancelling Earphone With Microphone Adjustable For PC /Laptop/Computer

High-concerned chemical : None Material : ABS Voice assistant built-in : No NFC Technology : No Sound Isolating : No Category : Earphones & Headphones Max Output : 1mW Headphone Pads Material : Other Magnet Type : Other Driver Diameter : 30mm Total Harmonic Distortion : 1% Impedance Range : up to 32 Ω Bluetooth Version : Other Features : Active Noice Cancelling Codecs : None With Microphone : No Is wireless : No Support APP : No Waterproof : No Line Length : 1.2m Frequency Response Range : 20-20000Hz Sensitivity : 103dB Plug Type : None Function : Common Headphone Active Noise-Cancellation : Yes Volume Control : No Control Button : No Vocalism Principle : Other Wireless Type : None Connectors : 3.5 MM Communication : Wired Style : Wired in-ear headphones Certification : None Origin : Mainland China Brand Name : occkic Resistance : 16 Support Memory Card : No