No comments, immediate purchase welcome ♪ Unused, so operation has not been confirmed. Length: Approximately 2.5m The USB wired headset has a built-in microphone and volume control function, achieving high-quality audio. Applicable for computers, telework, web video conferencing, working from home, gaming, voice chat, etc., and enables high-quality calls with excellent durability and stability. The USB headphones with a microphone can control volume and microphone mute (long press during a voice call to mute, release to unmute). - - - - - - - - - - - - - - - - - - - - - - - - - - #Nana＊'s product list is here USB Headphones Wired with Microphone, Volume Adjustable, USB Connector, Desktop, Laptop, All-in-One PC / Video Conferencing, Telework, Voice Games, Video Viewing, Music Playback (Length: Approximately 2.5m, White) 25-11 26