GOODBONG in-Ear Lightning Headphones Earphones MFi Certified Earbuds with Microphone Controller Compatible iPhone X/XS/XS Max/XR iPhone 8/P iPhone 7/P/iPhone X/XR/11/11PRO (Metallic Black);

specification:

Brand: GOODBONG

Color: Metal Black 

Frequency response: 20Hz-20kHz

Impedance: 32 Ω +/- 10%

Sensitivity: 95 dB +/- 3 dB @ 1 KHz

Plug type: Lightning connector

Code length: 1.2m

High humidity: 85%

Storage temperature: 0-45 ° C

MIC impedance: 1K Ohm

MIC sensitivity: -42 dB + 3 dB

Support model:

★ iPhone X / XS / XS Max / XR

★ iPhone 8/8 Plus

★ iPhone 7/7 Plus

★ iPhone 6 / 6S / 6S Plus

★ iPhone 5S / 5SE

★ iPad Pro / mini 4 / Air 2

★ iPod Touch (5th and 6th generation)

Package contents: 

★ MFi certified Lightning earphone

★ 3 x Pairs of eartip fittings (S, M-on the earbuds, L)

Device operation:

Take out all the packaging material.

Please check if the device is scratched

1, set the sound source to low volume.

2, plug the lightning connector into the device's earphone jack (such as a music device or mobile phone).

3, put the earphone shell with one more "L" mark in the right ear with the speaker with "R" mark.

4, press the button of the earphone or music device, set the correct volume.

Problem solving:

If your earphones do not work as expected, try this list first. Maybe just a small problem you can solve for yourself. In any case do not repair the device yourself

Function of operation button:

The operation buttons are used to perform basic functions during music playback and calls.

Note: The function of the operation button varies depending on the connected device. Not all audio devices support all features.