Key functions/features: Utilize AI technology with a continuous software upgrade and noise-canceling function. Support 106 languages and 44 languages for photo translation. 5 million pixels built-in with character recognition (OCR) camera. Bluetooth connection to use with headphone or headset. Battery’s capacity:1200mAh, 2-hour charging and 10-hours working time. 30-day money-back guarantee and one-year limited warranty. Recognized by business traveller and tourists. DUTERI voice language translator is another latest invented instant two-way translation devices which also utilizes artificial intelligent or AI algorithms. It is built with three main functions. First of all, the photo translation mood which you can use to translate menus or billboard signs by just taking the photo. Second is the instant two-way translation function which is very helpful for you to communicate with people from different countries or you can use it to learn different languages by yourself. Third is Bluetooth built-in mode which you can connect the translation device to a Bluetooth headset or headphone for real-time translation of any scene. What’s more special about this mini-language translation device is that it can translate up to 106 languages and 44 languages for photo translation as of August 2019. It’s not done here. Its software is continuously updated to add more new languages for you in the future as well. For now, the most popular languages it supports are Japanese, Chinese, English, Korean, French, Russian, Finnish, Interlingual, Greek, German, Czech, Vietnamese, Ukrainian, Turkish, Filipino, Swedish, Spanish, Roman, Portuguese, and more. How to use it? It’s simple. Just connect to wifi or hotspot, then start using it! No need to install any application on your phone at all.