![Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, Black: Amazon.co.uk: Electronics & Photo Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, Black: Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/71z97HfSZxS._AC_SL1500_.jpg)
Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, Black: Amazon.co.uk: Electronics & Photo
![Review: Sennheiser HD 4.40 BT Wireless, HD 4.50 BTNC Wireless and Sennheiser PXC 550 Wireless - Son-Vidéo.com: blog Review: Sennheiser HD 4.40 BT Wireless, HD 4.50 BTNC Wireless and Sennheiser PXC 550 Wireless - Son-Vidéo.com: blog](https://i0.wp.com/blog.son-video.com/wp-content/uploads/2017/06/test-sennheiser-440-450-550-Wireless-000.jpg?ssl=1)
Review: Sennheiser HD 4.40 BT Wireless, HD 4.50 BTNC Wireless and Sennheiser PXC 550 Wireless - Son-Vidéo.com: blog
![Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, White: Amazon.co.uk: Electronics & Photo Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, White: Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/61u7ZdmPPsS._AC_SS450_.jpg)
Sennheiser HD 450BT Wireless Headphones, with active noise cancellation, White: Amazon.co.uk: Electronics & Photo
![Official Replacement Audio Cable for HD440 BT / HD450 BTNC Headphones, by Sennheiser | Audio Sanctuary Official Replacement Audio Cable for HD440 BT / HD450 BTNC Headphones, by Sennheiser | Audio Sanctuary](https://www.audiosanctuary.co.uk/images/detailed/17/audiosanctuary_sennheiser_507242_cable_1.jpg)