I attended an antique event held in the United States and purchased this item to listen to the presentations with simultaneous interpretation, using it only once. I am selling it because I no longer need it. Here is the item: https://www.lifehacker.jp/article/2508-costorypo-vormorv13-review1-1942340179/ The VORMOR V13 is an earphone-type translator that allows you to instantly overcome the language barrier of 139 languages worldwide, enabling real-time conversations, calls, and music enjoyment just by wearing it. With a translation speed of as fast as 0.3 seconds, you can keep the conversation flowing without needing to hold your smartphone or making the other person wait. The accuracy is up to 98%, allowing you to concentrate more on the conversation with your hands free. You can smoothly check documents during business negotiations and use gestures, enhancing your presence and giving you time and peace of mind. It can be used for up to 8 hours. - Brand Name: VTrans - Model Name: VORMORV V13 - Language Support: 139 languages - Function: Translation function - Accessories: Charging case, USB cable, instruction manual, etc., all included. Purchase Price: 21,978 yen