180-Hour Playing Time and 2600mAh Charging CaseThe wireless headphones bluetooth can play for 6hrs on a single charge, the charging case can recharge the bluetooth earphones about 40 times, provide extra 180hrs playback.Superior Sound Quality & Touch ControlThe balance of rich bass, natural midrange, and clear and powerful high frequencies enables it to carry different sound styles. Effective noise filtering makes every detail can be heard. With just a gentle tap of it, you will freely switch to different exclusive concerts/cinemas and enjoy the magic of music/movies!Bluetooth 5.1 & One Step PairingTrue wireless earbuds bluetooth 5.1, which provides more stable connection, faster paring and universal compatibility. Pick up 2 bluetooth headsets from charging box They will connect each other automatically, then only one step easily enter mobile phone Bluetooth setting to pair the earbuds.Dual LED Displays & Portable ChargerWith the individual LED display on the case can help check the remaining power of the wireless bluetooth earbuds and charging case at any time.The wireless headphone case adds a USB port, So that it can not only provide battery life for the headset but also serve as a portable charger to power your cellphones.IP-X7 Waterproof and Comfort DesignHeadphones wireless bluetooth and charging case both are IP-X7 watertight and sweatproof, which prevents sweat from Immerse into sport earbud wireless headphones and damaging the components due to sweat. The single ear buds wireless bluetooth earbud is only 5g, ultra lightweight contoured design conforms to the shape of your ear which makes comfortable and stable. It won't feel uncomfortable or drop even if you wear it for a long time.