USAMS US-SJ475 EP-42 3.5mm In-ear Metal Corded Headphones - Black

pecification:
Brand: USAMS
Model: US-SJ475
Line length: 1.2m
Material: aluminum alloy + TPE
Speaker sensitivity: 92dB
Horn diameter: Φ10mm
Impedance: 32Ω
Frequency response: 15Hz-20KHz
Microphone sensitivity: 43dB
Interface type: 3.5mm pin
Function: audio + call
Compatible with :
IOS, Android device with 3.5mm headphone jack