Confirmed to be working. The cover for the charging port is detached. There is no box or instruction manual. Only what is shown in the photos. More Best TA-BT2-WH WHITE You can connect wirelessly to smartphones, music players, etc. with Bluetooth functionality to listen to music or make hands-free calls. Safe for long outings. Equipped with a large-capacity battery that allows for 8 hours of continuous playback. Bluetooth Ver5.0 with various functions, including faster data transfer speeds and power saving. Class 2 specification with a radio wave range of "up to approximately 10m in line of sight." A necklace type that eliminates the hassle of "cords getting caught on clothes" like traditional earphones.