The New and Improved Diet Coke Wireless Earbuds Version 2.0. Long Hours of Wireless in Ear Playtime, Built-in Microphone for Handsfree Phone Calls, Touch Controls for Handsfree Volume and Track Control. And Last, but not least, the updated Diet Coke Bottle Shaped Charging Case. Light Weight and easy to carry with up to three charges per full charge with the iconic Diet Coke Glass Bottle Shape.