1. Product Overview
The Oneodio A10 headphones are designed to deliver a superior audio experience with advanced features like Hybrid Active Noise Cancellation, Hi-Res Audio, and Bluetooth 5.4 connectivity. They are built for comfort and versatility, supporting both wireless and wired modes, and offering a 5-mic HD call experience.

2. What's in the Box?
Your Oneodio A10 headphones package includes the following items:
- 1 x Oneodio A10 Hybrid ANC Headphones
- 1 x EVA Case
- 1 x 3.5mm Audio Cable
- 1 x Type-C Charging Cable
- 1 x User Guide (this document)

3. Setup
3.1. Charging the Headphones
Before first use, fully charge your headphones. The Oneodio A10 features USB-C Power Delivery for fast charging.
- Connect the provided Type-C charging cable to the headphone's charging port and a compatible USB power source (5VDC, 560mA recommended).
- A full charge takes approximately 2 hours.
- A quick 15-minute charge provides up to 4 hours of playtime.

3.2. Bluetooth Pairing
To connect your headphones to a Bluetooth device:
- Ensure the headphones are powered off.
- Press and hold the Power On/Off button until the LED indicator flashes, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Oneodio A10" from the list.
- Once connected, the LED indicator will show a steady light or flash slowly.
3.3. Multi-Point Connection
The Oneodio A10 headphones support connecting to two Bluetooth devices simultaneously. This allows you to seamlessly switch between audio sources, such as taking a call on your phone while listening to music on your laptop, without needing to manually reconnect.

4. Operating Instructions
4.1. Basic Controls
The headphones feature intuitive controls located on the earcups:

- Power On/Off: Press and hold the Power button.
- Volume Up (+): Short press to increase volume.
- Volume Down (-): Short press to decrease volume.
- Previous Song: Long press Volume Up (+).
- Next Song: Long press Volume Down (-).
- Play/Pause: Short press the Power button.
- Voice Assistant: Double press the Power button.
4.2. Active Noise Cancellation (ANC) and Transparency Mode
The ANC button allows you to switch between different audio modes:

- ANC Mode: Press the ANC button once to activate Active Noise Cancellation. This mode reduces ambient noise by up to 35dB, blocking out up to 95% of low and mid-range frequency noises. Ideal for travel, commutes, and noisy environments.
- Transparency Mode: Press the ANC button again to switch to Transparency Mode. This mode allows outside sounds to pass through, enabling you to hear your surroundings and interact naturally without removing your headphones. Ideal for conversations or being aware of your environment.
- Normal Mode: Press the ANC button a third time to return to Normal Mode, where ANC and Transparency modes are off.
Note: The ANC function only works in wireless (Bluetooth) mode.

4.3. Making Calls
The Oneodio A10 headphones feature a 5-mic HD call system for clear communication.

- Answer/End Call: Short press the Power button.
- Reject Call: Long press the Power button.
- Switch Call (during a call): Double press the Power button to switch between calls or hold the current call and answer a new incoming call.
Note: The microphone only works in wireless (Bluetooth) mode.
4.4. Wireless & Wired Mode
The headphones can be used in two modes:
- Wireless Mode: Connect via Bluetooth for untethered listening.
- Wired Mode: Use the provided 3.5mm audio cable to connect to devices with a 3.5mm jack. This mode is useful when the headphone battery is depleted.
Note: The microphone and ANC function only work in wireless (Bluetooth) mode.

5. Maintenance
5.1. Cleaning and Storage
- Clean the headphones with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Avoid exposing the headphones to extreme temperatures, humidity, or direct sunlight.
- When not in use, store the headphones in the provided EVA case to protect them from dust and damage.
- The headphones feature a foldable design for easy storage and portability.

5.2. Battery Care
- To prolong battery life, avoid fully discharging the headphones frequently.
- Charge the headphones regularly, even if not used for extended periods.
6. Troubleshooting
6.1. Resetting Headphones
If you experience connectivity issues or unexpected behavior, you can reset the headphones:
- While in pairing mode, press the Volume Up (+) and Volume Down (-) buttons simultaneously for 5 seconds. This will reset the headphones and clear all previous Bluetooth pairings.
6.2. Common Issues
- No Sound: Check volume levels on both headphones and the connected device. Ensure the headphones are properly paired or the audio cable is securely connected.
- Cannot Pair: Make sure the headphones are in pairing mode (flashing LED) and within range of your device. Try resetting the headphones as described above.
- ANC Not Working: Ensure the headphones are in wireless (Bluetooth) mode, as ANC functionality is only available in this mode.
- Microphone Not Working: Ensure the headphones are in wireless (Bluetooth) mode, as the microphone functionality is only available in this mode.
7. Specifications
| Feature | Specification |
|---|---|
| Product Name | A10 |
| Battery Capacity | 800 mAh Li-polymer battery |
| Input Power | 5 VDC, 560 mA |
| Charging Time | About 2 hours |
| Working Time (ANC+BT) | About 40 hours |
| Working Time (BT only) | About 50 hours |
| Working Time (ANC only) | About 62 hours |
| Bluetooth Version | 5.4 |
| Bluetooth Range | 10 m / 33 ft |
| Noise Reduction Depth | -35 dB |
| Impedance | 32 Ω ± 15% |
| Driver Diameter | 40 mm |
| Frequency Response | 20 Hz - 40 kHz |
| Sensitivity | 96 dB |
| With Microphone | Yes (5-Mic HD Call) |
| Material | Plastic |
| Headphone Pads Material | Memory Foam |
| Net Weight | 295 g |
| Certifications | CE, FCC, RoHS, WEEE |
8. User Tips
- For optimal noise cancellation, ensure the earcups form a good seal around your ears. Adjust the headband for a snug fit.
- Experiment with the different ANC modes (Transport, Outdoor, Indoor) to find the best setting for your environment.
- Utilize the multi-point connection feature to seamlessly manage audio between your phone and computer.
- Remember to store your headphones in the provided EVA case to protect them during travel or when not in use.
9. Warranty and Support
9.1. Limited Warranty
Oneodio offers a limited warranty for the A10 headphones. The warranty period is typically 6 to 24 months from the order date.
- Within 6 months: Free replacement for any headset issues.
- Between 6 and 24 months: Replacement available, with the customer covering shipping costs.
For detailed warranty information and claims, please refer to the official Oneodio support channels.
9.2. Additional Resources
A comprehensive user manual in PDF format is available for download. You can access it here.
For further assistance or inquiries, please contact Oneodio customer support.





