Sennheiser HD 450BT Headphone Color:White and an auto lap feature

and an auto lap feature automatically records the time it takes to cover a specific distance

• Cords are neatly managed between your device and your mobile charger in the internal PowerPocket

as well as a detachable and adjustable webbing shoulder strap

the Blue Ridge mountains may not be tall or rocky

Potassium Sorbate

Sennheiser HD 450BT Headphone Color:White and an auto lap featureStep up to great wireless sound with the new HD 450BT. Delivering active noise cancellation, high quality wireless codec support (AAC, aptX Low Latency), and Bluetooth 5. 0, this headset gives you superior sound with deep dynamic bass. Exceptional versatility for audio lovers is guaranteed by Voice Assistant access, the Sennheiser Smart Control App and a 30 hour battery life.