Amazon.com: Customer reviews: Sennheiser MOMENTUM True Wireless Bluetooth Earbuds with Fingertip Touch Control;Sennheiser MOMENTUM True Wireless Bluetooth Earbuds with Fingertip Touch Control (Discontinued by Manufacturer)
Sennheiser Momentum True Wireless 2 review: great sound with noise cancellation - The Verge
Battery drain of the hd450bt I bought recently : r/sennheiser