Introduction
The Qaekie Active Noise Cancelling Headphones are designed to provide a superior audio experience with advanced noise cancellation technology. Featuring a comfortable over-ear design, long battery life, and high-fidelity sound, these headphones are ideal for travel, home, or office use.

Figure 1: Qaekie Active Noise Cancelling Headphones (Model Q20)
Setup Guide
Unboxing
Carefully open the product packaging. Inside, you will find your Qaekie Q20 headphones, a USB-C charging cable, a 3.5mm audio cable, and this user manual. An 18-month warranty card is also included.
Video 1: Unboxing the Qaekie Active Noise Cancelling Headphones.
Initial Charge
Before first use, fully charge your headphones. Connect the provided USB-C charging cable to the headphone's charging port and a compatible USB power source. The LED indicator will show charging status. A full charge provides up to 100 hours of playtime.

Figure 2: Headphones with included accessories, including charging cable.
Power On/Off
To power on, press and hold the multi-function button until the LED indicator lights up. To power off, press and hold the multi-function button again until the LED indicator turns off.
Video 2: Demonstrating power on/off and basic controls of the headphones.
Bluetooth Pairing
With the headphones powered off, press and hold the multi-function button for 3-5 seconds until the LED indicator flashes blue and red, indicating pairing mode. On your device, enable Bluetooth and select "Qaekie Q20" from the list of available devices. Once connected, the LED indicator will turn solid blue.
Video 3: Guide to pairing Qaekie headphones via Bluetooth.
Operating Instructions
Controls Overview
The headphones feature intuitive controls located on the earcup for easy access to volume, playback, and call management. Refer to the included Quick Start Guide for a detailed diagram of button functions.
Active Noise Cancellation (ANC)
Activate Active Noise Cancellation by sliding the ANC switch. This feature reduces ambient noise, providing a more immersive listening experience. Slide the switch again to deactivate ANC.

Figure 3: Visual representation of Active Noise Cancellation (ANC) functionality.
Audio Playback
Enjoy high-fidelity audio with deep bass thanks to the 40MM dynamic drivers. Use the volume buttons to adjust playback levels. The headphones support various audio modes for different listening preferences.

Figure 4: HiFi Audio quality supported by the headphones.
Call Management
The headphones feature HD ANC and ENC microphones for crystal clear calls. Use the multi-function button to answer, end, or reject calls.

Figure 5: Crystal Clear Calls feature for enhanced communication.
Wired Mode
If the headphone battery runs out or you prefer a wired connection, simply connect the provided 3.5mm audio cable to the headphone's audio jack and your device's audio output.

Figure 6: Headphones used in wired mode with a computer.
Maintenance and Care
To ensure the longevity of your headphones, regularly wipe the earcups and headband with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials. Store the headphones in their carrying case when not in use to protect them from dust and damage.

Figure 7: Headphones featuring adjustable and foldable earcups for comfortable fit and easy storage.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Headphones do not power on | Low battery | Charge the headphones fully. |
| Cannot pair via Bluetooth | Headphones not in pairing mode / Device Bluetooth off | Ensure headphones are in pairing mode (flashing blue/red LED). Turn on Bluetooth on your device. |
| No sound | Volume too low / Not connected / Wired mode not engaged | Increase volume. Ensure proper Bluetooth connection or 3.5mm cable connection. |
Specifications
- Model Name: Q20
- Connectivity Technology: Wireless, Bluetooth
- Wireless Communication Technology: Bluetooth 5.0
- Age Range (Description): Adult
- Compatible Devices: Bluetooth-compatible devices
- Control Type: Noise Control (Active Noise Cancellation)
- Cable Feature: Without Cable (wired option available)
- Item Weight: 0.41 Kilograms (14.3 ounces)
- Control Method: Touch
- Battery Life: 100 Hours
- Earpiece Shape: Over Ear
Warranty and Support
Your Qaekie Q20 headphones come with an 18-month warranty from the date of purchase. For any product inquiries, technical support, or warranty claims, please contact us directly.
Email: support@qaekie.com
Website: www.qaekie.com
For a detailed PDF version of the user manual, please refer to the official User Manual (PDF).