2022 Newest Wireless Earbuds is Noise Reduction/Quick Charger Boxes/Easy Connect Feature Ⓐ Unparalleled Sound Experience High-sensitivity speakers and independent cavity design for highly restored vocal sound In-ear design and CVC 8.0 noise reduction technology gives you 360-degree clear surround sound effects Ⓑ Wireless Bluetooth + EDR 60Mbps data transmission rate, seamlessly pair with all of Bluetooth enabled devices up to 49 feet (15m) away Smart Power Off Design: If the wireless Bluetooth earbuds are far away from the Bluetooth device or the Bluetooth device is power off or has closed the Bluetooth function, the earbuds wireless bluetooth will shut off after 5 minutes Ⓒ Quick Charger Boxes The headset supports fast charging, charging for 15 minutes and can be used for two hours. It takes only 45 minutes to fill the charging box Standby Time: About 7 days ⒹCompatible Devices Bluetooth 4.0 or Above All Bluetooth Devices. Features: Super Easy Paring Process First time use -Take out Turn on the charging box switch then connect via phone's bluetooth menu. Second time use - Just take out Wireless Earbuds from the cha rging case, then Wireless Earbuds will connect with your mobile phone automatically.