JOYROOM JR-EL115 Universal 3.5mm Wired Earphones Line Control Music Sports In-Ear Headphones with Microphone Specification:
Brand: JOYROOM
Model: JR-EL115
In-Ear Sensitivity: 90 + 3dB (At 1KHZ 1mw)
Rated Power: 3mw
Microphone Sensitivity: -45 ± 3dB
Frequency Response Range: 20Hz-20KHz
Impedance: 16 ± 15% Ω
Drive Unit: 10mm
Cord Length: 120cm/47.24"