1.Supporting more than 100 languages to translate each other, multi-country accent translation to understand, in order to translate accurate easy to travel to more than 200 countries and regions around the world. 2.KUDA Xunfei + Nuance speech recognition engine, combined with Microsoft + Google proprietary neural network matrix translation technology and multinational servers, translation response speed is faster, translation semantic accuracy is higher.3.Touch operation, real-time display, audio and text synchronisation, clear at a glance. Interaction is more humanised and user experience is stronger.4.Special cavity speakers, playback effect is more fidelity, clearer and more accurate, more microphone noise reduction array, to ensure more accurate voice input and recognition.5. Single ear 80 mAh high-performance lithium battery, more capacity Less trouble, precision protection of the motherboard safe and reliable.