OpenRun Pro2 Mini Headphones | BlackProviding astounding sound quality with up to 12 hrs. of audio, the Shokz OpenRun Pro2 mini headphones will go the distance with youand ensure you're never without your favorite tunes DETAILS Mini version is ideal if you're buying a gift for a child or teen, you have a smaller head size or you prefer your headphones to have a snug fit DualPitch technology blends bone conduction for clear mids and highs with air conduction for deep bass 3D audio with a