-- These fun and unique cat ear headphones will give you the style that you're looking for, while delivering an amazing audio experience at an affordable price. -- The glowing blue lights can be turned on and off with the button behind the left ear. The lights also have a "blinking" mode for extra fun. -- These over-the-ear headphones have standard 1/8" (3.5mm) audio jack. Cable is approximately 5 feet long.