Bose QC35 II Manual

The Bose QuietComfort 35 II wireless headphones are premium noise-cancelling headphones featuring adjustable noise cancellation, Google Assistant and Amazon Alexa voice control integration, balanced audio performance, up to 20 hours of battery life, and comfortable over-ear design. Below are key sections for features, setup, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Headphones, Audio cable, USB charging cable, Carrying case.

Feature	Description
Noise Cancellation	Adjustable with three levels (High, Low, Off)
Voice Assistants	Google Assistant and Amazon Alexa integration
Battery Life	Up to 20 hours wireless (with noise cancellation)
Bluetooth	Wireless range up to 33 ft (10 m)
Wired Connection	3.5 mm audio cable included for passive use
Multi-point Connection	Connect to two devices simultaneously
Action Button	Dedicated button for voice assistant activation
Volume Control	Touch-sensitive buttons on right earcup
Microphones	Dual-microphone system for calls and voice commands
Comfort	Plush ear cushions and lightweight design

Package Contents

Unpack and verify all items are present.

1. Bose QuietComfort 35 II wireless headphones
2. Audio cable (3.5 mm to 3.5 mm)
3. USB charging cable
4. Carrying case
5. Quick start guide

NOTE: If any item is missing or damaged, contact Bose customer support.

Getting Started

Power on headphones and prepare for first use.

1. Charge the headphones: Connect USB cable to power source and headphones.
2. Power on: Slide power switch to the right; LED indicator lights blue.
3. Pair with device: Enable Bluetooth on your device, select "Bose QC35 II" from list.
4. Download Bose Connect app: Available on iOS and Android for enhanced features.

CAUTION! Use only the provided USB cable for charging to avoid damage.

Specifications

• Battery: Rechargeable lithium-ion, up to 20 hours wireless.
• Charging Time: Approximately 2.25 hours for full charge.
• Bluetooth Version: 4.1 with A2DP, AVRCP, HFP, HSP support.
• Frequency Response: Not specified by Bose (proprietary tuning).
• Weight: 0.68 lb (310 g).
• Earcup Diameter: Standard over-ear design.
• Microphones: Dual-microphone array for noise rejection.
• Operating Temperature: 32°F to 104°F (0°C to 40°C).
• Warranty: Limited 1-year warranty.

Controls and Indicators

Access functions via physical buttons and voice commands.

Right Earcup: Power switch, Bluetooth button, Action button (voice assistant), Volume up/down, Play/Pause/Answer call button.

Left Earcup: Noise cancellation button (cycles through High, Low, Off), 3.5 mm audio jack, Micro-USB charging port.

LED Indicators: Solid blue (power on), blinking blue (pairing mode), solid amber (charging), solid green (fully charged), red (low battery).

Connecting to Devices

Wireless via Bluetooth or wired via audio cable.

1. Turn on headphones and enable Bluetooth on your device.
2. Select "Bose QC35 II" from available Bluetooth devices.
3. For wired use, connect audio cable to headphones and device (power off for passive mode).
4. Use Bose Connect app to manage connections and settings.

Tip: To connect to a second device, put headphones in pairing mode and select from device list.

Using Noise Cancellation

Adjust noise cancellation to suit your environment.

1. Press Noise Cancellation button on left earcup to cycle through High, Low, Off.
2. High: Maximum noise reduction for loud environments (e.g., airplanes).
3. Low: Moderate noise reduction for everyday use (e.g., office).
4. Off: Disables noise cancellation for situational awareness.
5. Use Bose Connect app to customize noise cancellation levels.

WARNING! Do not use in situations where awareness of surroundings is critical for safety.

Voice Assistant Setup

Configure Google Assistant or Amazon Alexa.

1. Download the respective voice assistant app on your smartphone.
2. Open Bose Connect app and follow prompts to enable voice assistant.
3. Press and hold Action button to activate voice assistant.
4. Speak commands naturally; release button to end session.

NOTE: Voice assistant features require internet connection and compatible smartphone.

Care & Maintenance

Unplug before cleaning. Use dry, soft cloth only; avoid liquids.

Cleaning Earpads: Remove earpads gently, wipe with damp cloth (water only), air dry completely before reattaching.

CAUTION! Do not immerse in water; avoid extreme temperatures and direct sunlight.

Regulatory Information

FCC Compliance: This device complies with Part 15 of FCC rules. Operation is subject to interference conditions. IC Compliance: Complies with Industry Canada license-exempt RSS standard(s). Copyright © Bose Corporation. All trademarks are property of Bose Corporation. For support, visit www.bose.com/support or contact 1-800-999-2673.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Headphones won't power on	Battery depleted	Charge for at least 15 minutes using provided USB cable.
Bluetooth connection issues	Out of range/interference	Move closer to device; ensure no obstacles; restart headphones.
Noise cancellation not working	Settings/software	Press Noise Cancellation button; update firmware via Bose Connect app.
Voice assistant not responding	App setup/internet	Verify app is installed and configured; check internet connection.
Poor audio quality	Connection/source	Check Bluetooth connection; test with different audio source; clean audio jack.

Reset: Power off, then hold Bluetooth and Volume Down buttons for 10 seconds.

Service: 1-800-999-2673; www.bose.com/support