♥New Bluetooth 5.0 Noise Cancellation 3D Stereo Bluetooth Earbuds ♥ It is a wonderful Christmas gift holiday gift ♥Advantages of wireless headphones: ♬BREATHTAKING MUSIC QUALITY ♬ADVANCDE ACTIVE NOISE REDUCTION: ♬INSTANT AND AUTO PAIRING ♬SINGLE-STEP INSTANT PAIRING ♬IPX5-WATERPROOF&1YEAR MAITAINED ♥Instructions for use: Turn on: long press the touch position for 3 seconds, release after hearing the tone Turn off: long press the touch position for 5 seconds Volume +: Click twice on the right ear during music playback Volume -: Click twice on the left ear during music playback Previous song: Continuously click on the left ear three times during music playback Next song: Continuously click on the right ear three times during music playback Pause/Play: Click to pause/play music while playing music Summon Siri: long press for three seconds ♥Pairing Steps: 1.Turn off Bluetooth. 2.Take out 2 earbuds, they will flash redand blue light. Please wait for 5 seconds before the light of one bud is off to ensure the earbuds connect with each other automatically. 3.If you are iPhone user, the phone interface will pop up a pairing window, click Done to finish first pairing. If you are Android user, open Bluetooth, search and choose"BT-Air5" to make first pairing. 4.The earbuds will make a pair with your devices automatically as soon as you take out 2 earbuds in the next pairing. ♥Most people care ！ Q1: I just got the earphones, but the one of the earphones could be listened, the other one has no sound. What should I do? A1： If one bud stop working, please repeatthe above steps. If that still fails, maybe the battery is flat. You have to put it back in the charging case to charge.