You can select to activate either Siri (iOS) or Google Assistant (Android) in the Jaybird App:
Open the Jaybird App on your phone.
Navigate to ‘Voice Assistant’ in the dashboard and select either Siri (iOS) or Google Assistant (Android).
Once you selected you can do a voice assistant command by using Press and Hold button:
Press the button to activate the voice assistant.
After you hear a tone you can start to speak your command.
Please note, selecting the voice assistant will disable Volume controls (default).