These advanced earphones support translation in over 100 languages and can accurately translate multiple accents, enabling easy travel to more than 200 countries and regions around the world. Powered by the combined technology of iFLYTEK Nuance speech recognition engine, along with Microsoft and Google's neural network translation technology, the Talkbuds deliver faster translation speeds and higher semantic accuracy. With intuitive touch operation, real-time display, and synchronized audio and text, the user experience is streamlined and intuitive. The clear, accurate playback is powered by special cavity speakers, while a microphone noise reduction array ensures precise voice input and recognition. The earphones feature a long-lasting 80mAh lithium battery, offering up to 7 hours of playtime or talk time. Crafted with high-quality PC materials, they are built to be durable and luxurious. The ergonomic design ensures comfort during extended use, making them ideal for both business and leisure.   The Talkbuds are optimized for various use cases such as travel, shopping, learning, and communication, with frequent updates to ensure they keep up with new terms and trends. They also support app upgrades for continuous improvements in functionality and performance. Not just a translation device, the Talkbuds also serve as a sports headset for music, calls, and more. Specifications: 1.Bluetooth version: V5.3EDR 2.Supported languages: 144 online languages 3.Offline translation: available purchase required 4.Wireless frequency: 2.4GHz 5.Transmission range: 10 meters 6.Battery: 80mAh earphones, 400mAh charging case 7.Charging voltage/current: 5V/1A 8.Play/talk time: 7 hours 9.Charging time: 2 hours 10.Standby time: 80 hours 11.Speaker impedance: 32ohm 12.Microphone sensitivity: -42dB 13.Compatibility: Android 5.0, iOS 9.0 iPhone 6S