The Bose QuietComfort 35 II is a premium wireless noise-cancelling headphone featuring world-class noise cancellation, adjustable EQ, Alexa voice control integration, and up to 20 hours of battery life. It supports Bluetooth and NFC pairing, includes a wired audio cable for passive listening, and offers intuitive controls for music, calls, and voice assistants. Below are key sections for overview, setup, features, operation, care, and support.
Key components: Headphones, Audio Cable, USB Charging Cable, Carrying Case.
| Feature | Description |
|---|---|
| Noise Cancellation | Adjustable levels (High, Low, Off) for immersive listening |
| Battery Life | Up to 20 hours wireless (with ANC); 40 hours wired (ANC off) |
| Voice Assistants | Integrated Alexa, Google Assistant, and Siri support |
| Bluetooth & NFC | Wireless pairing with memory for up to 8 devices |
| Audio Cable | 2.5mm to 3.5mm cable for wired, passive listening |
| Bose Connect App | Adjust EQ, manage connections, update firmware |
| Multi-Point Pairing | Connect to two devices simultaneously |
| Foldable Design | Collapses for easy storage in included case |
| Built-in Microphones | For calls and voice assistant interaction |
| Action Button | Programmable for quick access to Alexa, Google Assistant, or ANC |
Carefully unpack and verify all items are present.
WARNING! Keep plastic bags away from children to avoid suffocation hazard.
Power on headphones; follow pairing instructions.
CAUTION! Use only the provided or certified cables for charging.
Physical controls located on right earcup. Power Switch: Slide to turn on/off. Action Button: Programmable via Bose Connect App (default: toggles voice assistant). Volume Buttons: +/- for volume control. Play/Pause Button: Center for play/pause; double-press for next track; triple-press for previous track.
Voice Prompts: Provide status updates (battery, connection, etc.).
Bose Connect App: Accessible via smartphone/tablet for EQ adjustment (Bass, Mid, Treble), firmware updates, product registration, and managing Bluetooth connections.
Wireless: Bluetooth or NFC. Wired: Audio cable for passive use.
Tip: For best audio quality, ensure Bluetooth connection is strong and within range.
Noise Cancellation: Toggle between High, Low, and Off using Action Button (if programmed) or Bose Connect App. EQ Adjustment: Open Bose Connect App, go to Settings > Audio Settings to adjust Bass, Mid, and Treble levels.
WARNING! Do not use in situations where full awareness of surroundings is critical (e.g., driving, walking near traffic).
Supports Amazon Alexa, Google Assistant, and Siri.
Note: Siri can be activated by pressing and holding the Play/Pause button on iOS devices.
Clean with dry, soft cloth. Do not use liquids or cleaners. Store in carrying case when not in use. Avoid extreme temperatures and moisture.
CAUTION! Do not attempt to disassemble; no user-serviceable parts inside.
FCC Compliance: This device complies with Part 15 of the FCC Rules. Operation is subject to the condition that it does not cause harmful interference. IC Compliance: Complies with Industry Canada license-exempt RSS standard(s). Copyright © Bose Corporation. For support, visit www.bose.com/support or contact Bose Customer Service.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Headphones won't turn on | Battery depleted | Charge using USB cable for at least 10 minutes. |
| Bluetooth connection issues | Out of range/interference | Move closer to device; power cycle headphones; clear paired list and re-pair. |
| Noise cancellation not working | Setting/Software | Check setting in Bose Connect App; ensure firmware is up to date. |
| Poor audio quality | Connection/Battery | Ensure device is within range; try wired connection; charge headphones. |
| Voice assistant not responding | App/Internet | Ensure assistant app is installed and configured; check internet connection. |
Reset: Power off, then hold Power and Bluetooth buttons for 10 seconds to clear paired list.
Service: www.bose.com/support; 1-800-999-2673