Core material: Bare copper wire

Wire material: oxygen free copper

[ Gaming microphone ]:  Boom microphone is special designed for your QC 45 , upgrades your music headphones into a professional Gaming headset for game streaming, YouTube, Podcasting, Skype calls, ZOOM meeting and Music.
[ Cardioid Pickup Pattern ]: This mic has a cardioid pickup pattern that captures the clear, smooth and crisp sound in front of the microphone and suppresses unwanted background noise. Great for gamers at isolating the sounds from the main source and separating them from any background noise.
[ Convenient Audio Controls ]: you wanna enjoy your valuable me-time without communicating with other players, you could turn off the mic by sliding the mute switch.
[ Wide application with 3. 5mm plug]: Multiple platforms compatibility is offered that allows you to use  gaming microphone with the PS4, PS5, Xbox One X/S, PC. Just plug and play, no any additional driver is required.
[ Anti-interference headset cable]: Strong anti-interference capacity to ensure fast, stable transmission of sound signals and eliminate annoying delays you may encounter to make sure you and your friends communicate with zero delay in the Game/ZOOM Meeting. And the fit design of the 2.5mm plug make sure the M1 mic connects with the Bose QC45 seriesheadphones perfectly and does not slip off.