Deep Bass HiFi Stereo Sound Earphones 16H Playtime with Charging Case and Built in Mic for Sports Running (Black) JUCKBO is committed to providing people with best wireless audio products and build a totally wireless lifestyle. Wireless life is a trend, a new proposition. Easy link, simple live. JUCKBO V7 - TRUE WIRELESS EXPERIENCE, REVOLUTIONARY WIRELESS AUDIO SOLUTIONHave you ever had the headset cord drop off because of moving the phone?Do you think the wireless headset pairing process is too complicated? Are you annoyed with the signal of wireless bluetooth earbuds on and off?Have you tried other forms of earphones and failed to meet your music output satisfactory? Search no further, JUCKBO V7 wireless earbuds, is the right product for you. How To Use？--------ONE-STEP LINK TECHNOLOGYYou don’t need any skills to use V7 true wireless earbuds. They are easy to connect as they are available for a connection whenever they are on unlike the traditional earbuds which you have to click the power button to have them ready for connection. ★First time use - Take out V7R from the charging case, then connect via phone's bluetooth menu. ★Second time use - Just take out V7R from the charging case, then V7R will connect with your mobile phone automatically. . ADVANCED CHARGING SYSTEMLatest magnetic charging support fast charge 80% in first 30 mins, then switch to trickle charge to prolong earphones and charge box battery life. Built to prevents overcharged, repeated charge.