Brainwavz Award Winning B400 earbuds are getting a little cosmic update. The original B400 Cosmic Black is one of our most popular models, so, we thought we would sprinkle a little of the cosmic dust to the B400 Ruby, Green Rage, Aqua and Stay Frosty. More info on the New B400 Colours here Facebook Instagram Twitter Head-Fi Sponsor Page Don't forget to subscribe to our newsletter for all the latest product updates, news and special offers.