No. These earbuds only can pair with one device at one time, if you need to pair with new device, please forget the earbuds at your previous device.

Look at the L/R logo on the back of the earbuds to ensure that the left and right earbuds are being worn on the correct sides. Turn the earbuds while wearing them and find the most comfortable position.

Yes, you can use a single earbud and adjust the volume.

Yes, Each earbud can be used in single.

No, generally they can’t. but if you use the loudest volume, it may be heard.

Yes, each earbud has one microphone, you can use these earbuds for calls.

Yes, each earbud included microphone, you can use these earbuds for calls.

These earbuds are rated IPX5 - IPX7 waterproof, designed for activities like running, yoga, gym workouts, cycling, camping, etc. However, they are not advised for use while swimming.  

Yes the earbuds charge while the case is charging.

You can charge it with USB-C Cable and wireless charging pad.

These earbuds can reduce the background noises.

A: Please check the below details :

Play/Pause : Click once L or R earbud

Next Song: Double click R earbud

Previous Song : Double click L earbud

Answer/End call: Double tap on either earbud,

Reject call: Long press on either earbud for 2s

Long press L or R earbud to adjust the volume while playing music.

# Volume + : Long tap on right earbud

# Volume - : Long tap on left earbud.