SONY Bluetooth wireless stereo headphones WI-C100 made by Sony. There is some wear on the switch and other parts, but I have confirmed that they charge, power on, and pair (sound plays). - Color: White - Model Name: WI C-100 - Function: Wireless - Operation buttons: Volume control, play/pause button - Earphone type: In-ear Please download the instruction manual from the Sony official website. I will package them carefully and ship them via Mercari mail with included shipping and anonymous delivery. Instant purchase without comments is OK! Price reduced! Also, I have various other items for sale, so there is a possibility of a discount on shipping costs if you combine them with other items. Please feel free to contact me via comments.