They’ve been around a long time (since 1945) and many of us audiophiles know that a Sennheiser … Germany-based Sennheiser is a big name when it comes to sound. This item Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphone with Active Noise Cancellation - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black Bose QuietComfort 35 II Wireless Bluetooth Headphones, Noise-Cancelling… Bluetooth 5 Voice Assistant access A 30-hour battery life Closed-back design Includes: HD 450BT Wireless Headphones, … We independently review and compare Sennheiser HD 450BT against 35 other noise-cancelling headphone products from 17 brands to help you choose the best. Smart-looking and featuring noise-cancelling technology, the HD 450BT … If you have a limited budget and want an all-round great pair of over ear headphones with noise cancelling, the Sennheiser HD 450BT is a truly compelling option. Step up to great wireless sound with the new HD 450BT with active noise cancelation. Stark Insider Lab Test and Review: Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphones with Active Noise Cancellation. Quick verdict. The Sennheiser HD 450BT are closed-back over-ears from the German audio company’s new HD Series range of headphones.