Sennheiser HD 450BT Headphone Polyester • Created with 100% polyester

• Created with 100% polyester fabric

an inside laptop pocket and a hidden phone pocket on the backside

• Hidden adjustable elastic cord with toggle fasters at the waist

Subdued hues mingle on 100% cotton to please your eyes and body

and an Auto LED Light to facilitate workouts in areas where lighting is dim

Sennheiser HD 450BT Headphone Polyester • Created with 100% polyesterStep 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.