New, unused wireless earphones for sale. No outer box. Will be shipped in a bubble-wrap envelope with simple packaging. How to use it can be seen in the images. Included: Main unit English instruction manual Charging cable (Specifications) With microphone Splashproof Connector: USB Usage time per charge: Approximately 3-5 hours Standby time: Approximately 150 hours Charging time: Approximately 1-2 hours *Manufacturer's specifications