Amazon.com: Sennheiser Momentum 3 Wireless - Active Noise Cancelling Headphones with Alexa, Auto On/Off, Smart Pause Functionality and Smart Control App - White : Everything Else
The smart control app is quite disappointing : r/sennheiser
Sennheiser Hd250bt Deep Bass Earphones Head-mounted Wireless Bluetooth Headphones Headset Smart Control App Built-in Microphone - Earphones & Headphones - AliExpress