For the practical eco-conscious consumer looking for a quality true wireless experience without sacrificing playtime or audio fidelity; Skullcandy Smokin Buds XT True Wireless Bluetooth Earbud Headphones delivers premium sound and a long-range battery while successfully keeping its carbon output in check. While small and sustainable these earbuds pack a serious punch delivering a full range of sound including depth of bass you d expect from much more expensive true wireless. This is sustainable sound.