1. Introduction
This manual provides instructions for the proper use and maintenance of your Vonaural Active Noise Cancelling Headphones. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
2. Package Contents
Verify that all items listed below are present in your package:
- Vonaural Active Noise Cancelling Headphones
- USB Charging Cable
- User Manual (this document)
3. Product Overview
The Vonaural Active Noise Cancelling Headphones are designed for an immersive audio experience with advanced noise reduction and clear communication capabilities.

Image: Vonaural Active Noise Cancelling Headphones in Pink. This image displays the overall design of the headphones, including the earcups and headband.
Key Features:
- Active Noise Cancelling (ANC) technology for reduced environmental noise.
- Hi-Fi Stereo Sound with 40mm dynamic drivers for deep bass and clear audio.
- Environmental Noise Cancellation (ENC) microphone for clear voice calls.
- Bluetooth 5.4 for stable and efficient wireless connectivity.
- Lightweight design with soft protein leather ear cups for extended comfort.
4. Setup
4.1 Charging the Headphones
Before first use, fully charge the headphones. Connect the provided USB charging cable to the charging port on the headphones and to a compatible USB power source. The LED indicator will show charging status and turn off or change color when fully charged.
4.2 Bluetooth Pairing
To connect your headphones to a device:
- Ensure the headphones are powered off.
- Press and hold the Power button until the LED indicator flashes rapidly, indicating pairing mode.
- On your device (smartphone, laptop, etc.), enable Bluetooth and search for available devices.
- Select "Vonaural Headphones" (or similar name) from the list of devices.
- Once connected, the LED indicator will stop flashing and remain solid or flash slowly.

Image: Diagram illustrating Bluetooth 5.4 technology for seamless connection and ultra-low latency, showing a chip, headphones, and a smartphone.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the Power button for approximately 3 seconds.
- Power Off: Press and hold the Power button for approximately 5 seconds.
5.2 Music Playback
- Play/Pause: Press the Multi-function button once.
- Next Track: Press and hold the Volume Up button.
- Previous Track: Press and hold the Volume Down button.
- Volume Up: Short press the Volume Up button.
- Volume Down: Short press the Volume Down button.
5.3 Call Management
The built-in ENC microphone enhances call clarity by minimizing ambient noise.
- Answer/End Call: Press the Multi-function button once.
- Reject Call: Press and hold the Multi-function button for 2 seconds.

Image: A person wearing the headphones, illustrating the crystal clear call clarity provided by the ENC microphone technology.
5.4 Active Noise Cancellation (ANC)
The ANC feature reduces external noise for a more focused listening experience.
- Activate/Deactivate ANC: Press the dedicated ANC button once. The LED indicator for ANC will illuminate when active.

Image: A close-up of the headphone earcup, highlighting the 96.6% noise reduction capability with an ENC chip.
6. Maintenance
Proper care ensures the longevity of your headphones:
- Cleaning: Use a soft, dry cloth to clean the headphones. Do not use abrasive cleaners or solvents.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Moisture: Do not expose the headphones to water or excessive moisture.
- Ear Cushions: The ear cushions are made of soft protein leather. Handle with care to prevent damage.

Image: Illustration of soft ear cushions with memory foam, emphasizing comfort and a pressure-free fit.
7. Troubleshooting
If you encounter issues, refer to the following common solutions:
- Headphones not powering on: Ensure the headphones are fully charged.
- Cannot pair with device: Make sure the headphones are in pairing mode (LED flashing rapidly) and within range of your device. Turn off and on Bluetooth on your device.
- No sound: Check the volume levels on both the headphones and your connected device. Ensure the headphones are correctly paired.
- ANC not working effectively: Ensure the ANC feature is activated. Adjust the fit of the headphones to ensure a good seal around your ears.
- Loud notification sounds on iPhone: On iPhone, navigate to Settings > Sounds > Headphone Safety > Reduce Loud Sounds and enable this feature.
8. Specifications
| Model Name | Bluetooth headphones |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Bluetooth Range | 10 Meters (33 feet) |
| Noise Control | Active Noise Cancellation (ANC) |
| Microphone | Built-in ENC Microphone |
| Audio Driver Type | Dynamic Driver (40mm) |
| Ear Placement | Over Ear |
| Material | Faux Leather |
| Item Weight | 10.5 ounces |
| Package Dimensions | 7.83 x 7.05 x 1.85 inches |
| Compatible Devices | Smartphones, Laptops, Desktops, Tablets, Smart Speakers, Televisions, Other Bluetooth-enabled Devices |
9. Safety Information
- Do not use the headphones at high volume for extended periods to prevent hearing damage.
- Do not use the headphones in situations where inability to hear ambient sounds could be dangerous (e.g., driving, cycling, walking in traffic).
- Keep the headphones away from children and pets.
- Avoid dropping or subjecting the headphones to strong impacts.
- Do not attempt to disassemble or modify the headphones. This will void the warranty.
10. Warranty and Support
Vonaural products are designed for reliability and performance. For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Vonaural website. Please retain your proof of purchase for warranty claims.