Feature:1. The headset easily achieves two-way real-time online translation in 144 languages.2. BT5.1 Pairing with mobile phone, touch mode, external mode, free to speak mode, offline mode, etc., suitable for a variety of scenarios.3. It can be used as a smart language translator or as a wireless Bluetooth headset4. Clear power display light to know the power situation in real time5. The headset is small and designed according to the shape of the human ear, allowing you to wear it for a long time without any discomfort or burden, bringing you immersive music listening experience.Specification:Specification:BT version: 5.3Online language: 144 languagesTransmit distance: 10 meterBattery capacity: headset 80mAh/ headset compartment 400mAhCharging voltage/current: 5V/1ACharging port: Type CPlay/talk time: about 7 hoursCharging time: about 2 hoursAPP compatible: for Android 5.0, for Android phones and above.Package List:2 * Translation headset1 * Charging box1 * Instruction manual1 * Type C cableNote:Offline mode translation costs extra. If you don't need it, you don't have to pay for it.