Please read the profile and product description to avoid any issues. audio-technica ATH-S200BT Bluetooth Wireless Headphones Since there is no box, I will ship via Mercari delivery (Takkyubin Compact). ■Brief Description ・Not rigorously inspected. ・Probably all functions are OK. ・Synthetic leather parts have hydrolyzed, but replacement parts can be purchased online. ■Detailed Description ・I don't remember the details, but I probably bought it around 2020. ・Usage frequency: I don't think I've used it for a total of 10 hours. ・Charging is OK. It's not like new, but I think it's usable. (Operation check date: September 2025) ・Bluetooth connection with smartphone is OK. ・All buttons worked without any problems. ・Sound can be heard from both ears without any problems. ・The synthetic leather of the ear pads and the band in the middle has deteriorated due to hydrolysis. Replacement parts can be purchased on Amazon, AliExpress, etc. Please search for "ATH-S200BT + replacement". ■Other ・Charging format is micro-USB. Charging cable is not included. If you need one, please comment. If you don't mind a used charging cable, I can provide it for an additional 500 yen. Since the hydrolysis is severe, it is treated as junk. Please do not purchase if you do not understand junk items. I cannot provide any support after purchase. Thank you. Search terms Audio Technica