Bose Headphones QC15 Manual

The Bose QuietComfort 15 (QC15) Acoustic Noise Cancelling headphones provide premium audio quality with industry-leading noise cancellation technology. They feature a comfortable over-ear design, detachable audio cable, AAA battery-powered active noise cancellation, carrying case, and in-line remote/microphone for compatible devices. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Package Contents 3. Getting Started 4. Specifications 5. Controls and Connections 6. Using Noise Cancellation 7. Audio Playback & Calls 8. Care & Maintenance 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Over-ear headphones with Active Noise Cancellation (ANC), detachable audio cable with in-line remote/microphone, AAA battery compartment, carrying case.

Feature	Description
Active Noise Cancellation	Electronically reduces ambient noise for quieter listening
Audio Input	3.5mm stereo jack for connection to audio sources
In-line Remote/Microphone	Controls playback/volume; enables phone calls on compatible devices
Battery Compartment	Holds one AAA battery (not included) for ANC power
Carrying Case	Protective case for storage and transport
Comfort Fit	Padded ear cushions and headband for extended wear
Detachable Cable	Allows easy replacement and storage
ANC Status Indicator	LED shows noise cancellation power status
Foldable Design	Ear cups fold for compact storage in case
Plush Ear Cushions	Provide acoustic seal and comfort

Package Contents

Unpack and verify all items are present.

Bose QuietComfort 15 headphones
Detachable audio cable with in-line remote/microphone
Protective carrying case
AAA battery (optional, depending on region)
Airline adapter (two-prong)
User manual and warranty information

WARNING! Keep small parts away from children to avoid choking hazard.

Getting Started

Prepare headphones for first use.

Insert battery: Open battery compartment on right ear cup, insert AAA battery (correct polarity).
Connect cable: Plug detachable cable into headphone jack on left ear cup until it clicks.
Power ANC: Slide power switch to ON; green LED indicates active noise cancellation.
Connect to source: Plug other end of cable into audio device (phone, MP3 player, computer, etc.).
Adjust fit: Extend headband and position ear cups comfortably over ears.

CAUTION! Do not force connectors; ensure proper alignment before insertion.

Specifications

Type: Over-ear, closed-back dynamic headphones.
Noise Cancellation: Active electronic noise reduction.
Frequency Response: Not specified by Bose; optimized for full-range audio.
Impedance: Approx. 32 ohms (with ANC on).
Sensitivity: Not specified.
Battery: One AAA alkaline battery (typical life ~35 hours ANC).
Connector: 3.5mm stereo plug (detachable cable).
Cable Length: Approx. 1.2 meters (4 feet).
Weight: Approx. 190 grams (6.7 ounces) without cable.
Warranty: Limited 1-year warranty (check regional terms).

Controls and Connections

Headphone Controls: Power switch (ANC on/off) on right ear cup. In-line Remote: Volume up/down, multi-function button (play/pause, answer/end call, track skip).

Connections: Left ear cup: Audio input jack for detachable cable. Right ear cup: Battery compartment.

LED Indicator: Green = ANC powered on; flashing green = low battery; off = ANC off or no battery.

Using Noise Cancellation

ANC reduces constant low-frequency noise (e.g., airplane cabin, train, office hum).

Slide power switch to ON (right ear cup). Green LED lights.
For best effect, wear headphones before turning on ANC in noisy environment.
Audio can be played with ANC on or off; ANC works without audio signal.
To conserve battery, turn ANC off when not needed.
Low battery warning: LED flashes green; replace AAA battery soon.

Tip: ANC is most effective against consistent droning sounds, not sudden loud noises.

Audio Playback & Calls

Works with most audio devices having 3.5mm output.

Playback: Connect to device, play audio as normal. Use in-line remote to control volume and track.
Calls (compatible devices): Multi-function button answers/ends calls; built-in mic enables hands-free talk.
Volume: Adjust via device or in-line remote buttons.
For airline use: Use included two-prong adapter with airplane armrest jack.
No audio? Check device volume, cable connections, and that ANC is on (if desired).

WARNING! Do not use at high volume for extended periods to prevent hearing damage.

Care & Maintenance

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

Storage: Fold headphones and store in carrying case when not in use.

Battery: Remove if not using for extended periods to prevent leakage.

Ear Cushions: Replaceable; contact Bose for replacement parts if worn or damaged.

CAUTION! Do not expose to extreme heat, moisture, or direct sunlight.

Regulatory Information

FCC Compliance: Part 15 device; may not cause harmful interference. CE marked for European compliance. Copyright © Bose Corporation. Trademarks owned by Bose Corporation. For support, visit www.bose.com/support or contact Bose Customer Service at 1-800-999-2673 (US).

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound	Cable/connection/volume	Ensure cable fully inserted at both ends; check device volume; ensure ANC is on (if required).
Noise cancellation not working	Battery/switch	Replace AAA battery; ensure power switch is ON; check for green LED.
Intermittent audio	Loose cable/damaged connector	Re-seat cable connections; try different audio source/cable.
Poor call quality	Microphone blocked/device compatibility	Ensure in-line remote mic is not covered; check device compatibility for remote functions.
Discomfort	Fit adjustment	Adjust headband extension; reposition ear cups for even seal.

Reset: Power off ANC, disconnect cable, remove/reinsert battery, reconnect.

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