Thank you for posting and welcome to the Bose Community. I would love to answer any questions you may have about our new headset.
This isn't something that will be sold separately.
If you have any other questions, please don't hesitate to post them on this thread.
Thanks for posting and welcome to the Bose Community. We are sorry to hear that your kid has misplaced the mic.
Please contact your regional support team via the Contact Us page here. Once you have provided the team with your Gaming Headset's serial number the team will be able to look into this further for you.
Let us know if you have any further questions.