Free supported languages do not require payment, 200 languages can be translated, any two languages can be translated, communication is smooth and the world is "0" distance The text of the translated content is recorded in real time. During the communication process, the conversation content is transcribed and translated into text in real time, and synchronously presented to the mobile phone APP, and the record can be viewed at any time. Professional-level calibration, restore CD-level lossless sound quality, low frequency surging, mid-frequency delicate, high frequency clear, overall transparent and balanced, excellent restoration of details. AI call noise reduction, every sentence is clear, online meetings, business calls, and you can also communicate with the surrounding. AI intelligent call noise reduction, voice communication is clear. Open without sound leakage, directional sound field technology, protect your privacy, no need to wear ears, can also accurately and efficiently transmit sound, listening more privately. Bluetooth version: Bluetooth V5.3 Bluetooth codec format: AAC Bluetooth connection distance 10 meters Charging method: contact charging (earphones) USB-C (charging box) Charging voltage: charging box input 5V 1A Battery capacity/Wh-mAh: earphones 50mAh charging box 400mAh Color: A:Black Material: plastic Package Contents: 1 * Translation Earbuds Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.