specification:
Impedance: 32 ohms
Jack: 3.5mm stereo plug
Unit Type: open, electromagnetic moving coil
Headphone type: ear headphones
Connection: OFC oxygen-free copper wire, Qi and other lines, line length 80mm
Total harmonic distortion: less than 1%
SPL: 119 db
Frequency response: 18-22000 Hz
Features:
With microphone (with call recording function, answer hang up the phone)
OEM/ODM are always welcome
Cheap price with logo customized