【Optimum Comfort & Secure-fit】 With Lightweight and ergonomic design, wireless sport earphones is a great combination of comfort and stability with ear-hook and in-ear fitting designed for strenuous workouts for outdoor or home. The upgrade of the headphone cord material makes it lighter and more skin-friendly. The bluetooth earbuds come in 4 sizes of silicone ear buds(XS/S/M/L) and 1 size of memory foam ear buds for you to get a better sealing and listening experience for intensified workouts.

【Up to 16 Hours Music Enjoyment】 Built-in improved polymer lithium battery, wireless headphones offers up to 16 hours of superior audio performance / talk time after only 2 hours' charge enough power to fuel your intense workout with music for all day. And it will show the remaining battery power of the headphones on your Phone screen. (Note: Please use the charging cable provided on the package)

【Immersive Sound & CVC 6.0】 Thanks to 11mm dynamic drivers and chip of SBC & AAC audio, the headphones wireless bluetooth brings you the fantastic sound quality with powerful bass sound. Also the built-in CVC 6.0 noise cancelling mic can filter out background noise, and capture your voice even when you are taking calls while driving, cycling and running, enable you every note of your music and every word of your conversations even in louder environment.

【Faster & Stable Bluetooth 5.0】Flame bluetooth earbuds adopts the Bluetooth V5.0 technology for more stable connection and stronger signal transmission. Your audio will not cut in and out whether you put your phone in your pocket or walk up to 30 feet away from your mobile phone. It also supports dual-connection so you can stay connected to 2 Bluetooth devices at the same time. Compatible almost Bluetooth devices like PC, phones etc.

【IPX7 Sweatproof Headphones】 Equipped with IPX7 waterproof shell and interior Nano-coating, running earbuds can fend off sweat and heavy rain and it is suited for strenuous workouts and all weather conditions. Sweatproof earbuds makes an ideal companion while jogging, running, yoga, sports, gym time, boating, cycling, traveling etc.