The B400 Earphones "Knocked it Out of the Park!"
"They have really knocked it out of the park!"
The Master Switch is at it again, but this time with the soon to be released in Canada Brainwavz B400 - Check it out!
https://www.youtube.com/watch?v=RNlTF-WNzZU
https://www.themasterswitch.com/review-brainwavz-b400
