Features: The earbuds realize 2-way real-time translation up to 97% accuracy in 144 languages Support BT pairing with mobile phone,and have the function of simultaneous interpretation after BT connection with touch mode or speaker mode. Multi-function touch control, can play music or conveniently answer/reject a call. Clear conversation with noise cancellation, up to 97% accuracy within 1 second. Equipped with charging indicator lights,you can know the state of the battery power anytime and can charge the charging case by USB connection to supply power for the earbuds. The earbuds are tiny and designed according to the shape of human auricle which enables you to wear for a long time without any discomfort or burden and can bring you with immersive music listening experience. Specifications: Model: M8 Type: Translator Earbuds Material: ABS Color: Black (please contact us if you need white) BT Version: BT 5.1 Battery Capacity: 3.7V/80mAh Li-polymer button battery Charging Case: 3.7V/400mAh Li-polymer battery Working Time: 7 Hours:14 Hours(Charging Case) Charging Interface: Type-C Notes: Offline translation requires extra payment. If you don't need it, you don't need to spend money to buy it. 144 free online languages. Packing List: 2.Translator Earbuds 1.Charging Case 1.Charger Cable