Groundbreaking Audio Performance. Dual Drivers, Double the Sound. Bone Conduction Driver for Clear Highs.Air Conduction Driver for Deep Bass. OpenRun Pro 2, Shokz's flagship headphone, redefines open-ear audio with DualPitch™ Technology. This innovation pairs bone conduction for precise mids and highs with a dedicated air conduction speaker for powerful bass. Experience unparalleled audio that's dynamic and clear