Source: Beats / Ambush You will definitely stand out when you rock these latest pair of Powerbeats. Beats announced on Tuesday (Nov.17) that it worked with Japanese contemporary jewelry label Ambush for a unique pair of its Powerbeats. This special version of the neckband earbuds glow in the dark, feature Ambush written on them, and costs $199.95, $50 more than the base model announced in March. The Beats x Ambush Powerbeats marks the first time the company has released a pair of headphones that glow in the dark. As to who these will appeal to, they could prove very useful to runners or bike riders who fancy getting their workouts in at night. As for the inspiration behind the earbud’s eye-catching design, Ambush’s co-founder and creative director, Yoon Ahn, said she was inspir...