Noise Reduction And Long Battery Life: The translator earbuds use Bluetooth 5.3 connection, about 15m transmission distance. Intelligent noise reduction technology for clear conversation. Built in high capacity battery with charging case for long battery life. Three Modes: Touch mode (two people each wearing an earphone, click or double click to translate in real time). Speaker mode (one person wears the earphone and one person holds the phone). And free speaking mode (two people each wear an earphone and translate in real time). Translation speed is only 0.2S. Face To Face Translation: This Bluetooth translator headphones support face to face, multi language real time translation, download the APP according to the instruction manual, set the language and target language that needs to be translated, and say what you want to say can be translated. Multi Language Translation: Wireless translator earphones support more than 144 languages online translation (free for one year), build professional translation engine background, the talk is more effective and convenient, there will be more small languages in the future continue to be updated. Music Function: Not just a translation device, compatible with for Android, for IOS, for windows system. Fingerprint control, touch the headphone to switch songs, calls. Stereo system, can be used to listen to music, calls, games, providing a 360 degree listening experience.