Feature:1. Separate LED Display Design: Wireless earbuds' earbuds and charging case have a separate power display that shows the remaining power of the charging base, so you can know when is the best charging time when it is when to put it in the charging case.2. Long Standby: Wireless earbuds have a built in 1200mAh rechargeable battery charging case, and wireless earbuds can be used for 24 hours on a single charge. The earbuds charge automatically as soon as you place them in the charging case.3. Bluetooth 5.1 Technology, One Key Pairing: Wireless earbuds have fast, stable and efficient transmission, take out the left and right Bluetooth earphones from the charging case, and automatically connect.4. Widely Compatible: Bluetooth earphones supports HSP, HFP, A2DP, AVRCP. It can be used to connect laptops, tablets, for iPhones, for Androids, and Bluetooth headsets that wake up Voice Helper.5. Ergonomic Design: The bluetooth 5.1 headphones are ergonomically designed to fit comfortably to your ears. Comes with 4 spare earcups for easy replacement.6. IPX7 Waterproof: Bluetooth 5.1 headphones feature IPX7 waterproof design to protect against sweat or rain damage. Ideal for sports, fitness, travel, music, calls, and more.Specification:Item Type: Wireless EarbudsMaterial: ABSModel: TG02Color: BlackBluetooth Version: V5.1Transmission Distance: Approx. 10m/32.8ftTalk Time: About 4 HoursCharging Time: About 1 HourEarphone Battery Capacity: Built in 50mAh Lithium Batteryx2 (included)Charging Compartment Battery Capacity: Built in 1200mAh Lithium Battery (included)Scope of Application: Suitable for Mobile Phones, Tablets, Laptops and Other Devices That Support Bluetooth.Package List:2 x Wireless Earbuds4 x Earplug1 x Charging Case1 x Data CableNote:The charging case is not waterproof.