【PREMIUM SOUND WITH DEEP BASS】：Exceptional clarity delivered via 8mm drivers with DEEP BASS & dynamic output, provide richer audio experience. Earbuds can block out most of surrounding noises and avoid wind noise created during running, biking, jogging, etc.
【MORE STABLE & EASY PAIRING】：Equipped with Bluetooth 5.0 technology and high sensitivity antenna offer stable and seamless connectivity without call and music dropouts. Activate earbuds and take out of case, they enter pairing mode without messy tricks. Reconnect to your cell phone automatically after initial pairing.
【CONVENIENT TO USE】：Built-in dual microphones in earbuds, you can utilize both single/Twin mode; use a single earbud for driving or use the pair to enjoy music alone or Share with your lover. One-key control, help you enjoy hands-free phone calls, manage previous/next track conveniently and activate Siri.
【SUPER BATTERY LIFE】：Earbuds last over 5-6 hours of music playback time on a full charge. Else the portable charging box can offer 18 hours of backup power. You can go for a day use without power shortage thus sufficient music joy all through your daily activities.
【100% SATISFACTION GUARANTEE】：You are fully covered by our 1 YEAR WARRANTY and 30 DAYS RETURN GUARANTEE, if you aren’t 100% satisfied. Please feel free to contact with our customer support. (TIPS: From your review, Amazon do not provide the access to your order details. So, we are not able to contact you to solve your issues.)