Upgrade 10000mAh power bank: The super-capacity mobile power bank has a capacity of 10000mAh, so you don’t need to worry about running out of power during the journey. It can charge the earplugs about 50 times, and the continuous music time is up to 210 hours. It can also be used as a power bank in emergency situations. Sliding cover design: The charging box adopts an upgraded upward sliding cover design, and the earplugs can be taken out by sliding the outer cover upwards. Enhanced Hi-Fi stereo sound quality: Wireless headphones provide you with the most realistic, clear sound and strong bass performance, making you feel like you are in an idol concert scene. Also combined with CVC 8.0 noise reduction function, you will experience a new world of clear calls. Exclusive sound quality: The wireless sports earbuds use the most advanced Bluetooth 5.1 technology, which can provide stable signal transmission and incredible sound quality, as well as clear treble. Even in a noisy environment, you can enjoy music anywhere. Stylish LCD display for portable charger: The smart digital screen displays the remaining power in a digital format, which is hidden until it is activated. Applicable to almost all USB powered devices. Smart touch: Use any earbud to control music, call, activate the voice assistant, and even turn the power on/off. There is no need to press any buttons to activate the wireless headset. When taken out of the charging box, the tws Bluetooth earbuds can be automatically turned on and paired IPX8 waterproof earplugs: Thanks to the IPX8 waterproof function, true wireless earphones are sweat-proof, waterproof and rain-proof. Very suitable for running, jogging, hiking, yoga, sports, fitness, fitness, travel, etc. Multiple device connections: Compatible with iPhone, Android phones, iPad and other devices that support Bluetooth. There is no problem connecting with IOS / ANDROID / TABLET / PC via Bluetooth.