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1. It supports translation between more than 100 languages. Multiple accents can be translated accurately, making you can easily travel to more than 200 countries and regions around the world 2.iFLYTEK + Nuance speech recognition engine, combined for Microsoft + Google's proprietary neural network matrix translation technology and multi-national servers, the translation response speed is faster and the translation semantic accuracy is higher 3. Touch operation, real-time display, audio and text synchronization, clear at a glance. The interaction is more humane and the user experience is stronger 4. Special cavity speakers provide more fidelity, clearer and more accurate playback effects, and a microphone noise reduction array ensures more accurate voice input and recognition 5. Single earphone with 80m. Ah high-performance lithium battery, larger capacity, less worries, and long battery life 6.PC craftsmanship and fine processing technology make it sturdy and durable, making it even more luxurious 7. Ergonomic design, no pain after long time use, with business appearance design 8. Targeted and in-depth optimization is carried out for multiple language application scenarios such as transportation, tourism and shopping, learning and communication; current new words are updated and translated in a timely manner to make them more suitable for use scenarios 9. Support APP upgrades and updates, product functions and interactive interfaces are continuously iterated, making it convenient, fast and efficient 10. Not only a translation headset, but also a sports headset, you can use it for listening to music, answering calls, etc. Specification:1. Bluetooth version: V5.3+EDR2. Online languages: 144 languages 3. Scheme: JL4. Offline translation: supported, users pay to purchase 5. Wireless frequency: 2.4GHZ6. Transmission distance: 10 meters 7. Battery capacity: earphones 80m. Ah/charging box 400m. Ah 8. Charging voltage/current: 5V/1A9. Play/talk time: about 7 hours 10. Charging time: about 2 hours 11. Standby time: more than 80 hours 12. Speaker impedance: φ 16mm 32Ω13. Microphone sensitivity: -42dB14.APP compatible: Android 5.0 and above, IOS 9.0, for i. Phone 6S and above