Feature:1. Using bluetooth V5.0 technology, with stable transmission and powerful performance.2. The charging box built‑in 1800mah high‑capacity battery, which can charge the phone in an emergency.3. Compatible with mainstream bluetooth devices such as various mobile phones and tablets.4. Smart fingerprint touch control, more comfortable operation, no complex button.5. Small in size and lightweight, which makes it easy for carry and storage for outdoor activities.Specification:Item Type: Bluetooth EarphoneMaterial: ABSColor: As Picture ShownWeight: Approx. 115.0g/4.1ozBluetooth Version: V5.0Bluetooth Distance: 10mLife Time: 3-4 hours (Single Use Time)Battery Life: 16-17 hours (Total Usage Time)Headphone Battery Capacity: 40mAhCharging Box Battery Capacity: 1800mAh.Package List:2 x Earbuds1 x Charging Box2 Pair x Earphone Cap1 x Charging Cable1 x Manual