Introduction
Thank you for choosing the Gixxted O3 Open Ear Headphones. This manual provides detailed instructions on how to set up, operate, and maintain your new headset. Designed for comfort and awareness, these open-ear headphones feature Bluetooth 5.3 connectivity, an AI noise-cancelling microphone, and a mute function, making them ideal for work, sports, and driving.
What's in the Box
- Open ear headset
- Charging Cable
- User Manual
Product Overview
The Gixxted O3 headset is engineered for an open-ear listening experience, allowing you to stay aware of your surroundings while enjoying audio. Its lightweight and flexible design ensures comfort for extended wear.

Figure 1: Gixxted O3 Open Ear Headphones, showcasing the flexible neckband and open-ear design.

Figure 2: The headset's ultra-light and comfortable design, suitable for all-day wear without ear fatigue, even while driving.

Figure 3: Open-ear design allows users to enjoy audio while remaining aware of their surroundings, enhancing safety during outdoor activities like cycling.
Setup
Charging the Headset
Before first use, fully charge your Gixxted O3 headset. Use the provided charging cable to connect the headset to a USB power source. A full charge typically takes approximately 2 hours.

Figure 4: The magnetic charging interface provides a safe and convenient way to charge the headset.
Bluetooth Pairing
- Ensure the headset is powered off.
- Press and hold the Multi-Function Button (MFB) until the indicator light flashes blue and red, indicating pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "Gixxted O3" from the list of found devices.
- Once connected, the indicator light will turn solid blue or flash slowly.
Connecting to Two Devices Simultaneously
The Gixxted O3 headset supports simultaneous connection to two Bluetooth-enabled devices. This allows you to seamlessly switch between devices, such as a phone and a laptop, without re-pairing.
- Pair the headset with the first device as described above.
- Disable Bluetooth on the first device.
- Put the headset back into pairing mode and pair it with the second device.
- Once paired with the second device, re-enable Bluetooth on the first device. The headset should automatically connect to both devices.

Figure 5: The headset's ability to stably connect to two devices simultaneously, compatible with most Bluetooth devices within a 33-foot (10-meter) range.
Operating Instructions
The Gixxted O3 features intuitive controls for managing calls, music, and voice assistant functions.

Figure 6: Detailed diagram of the headset's multi-function button (MFB), volume controls, and mute button.
Call Management
- Answer/End Call: Press the MFB once.
- Reject Call: Long press the MFB for 1-2 seconds.
- Redial Last Number: Double click the MFB.
- Mute/Unmute Microphone: Press the dedicated Mute button. This is useful during calls or online meetings to quickly silence your voice.

Figure 7: The AI noise-cancelling microphone effectively blocks out background noise for clearer communication.
Music Playback
- Play/Pause: Press the MFB once.
- Volume Up: Press the Volume + button.
- Volume Down: Press the Volume - button.
- Next Track: Long press the Volume + button.
- Previous Track: Long press the Volume - button.
Voice Assistant
- Activate Voice Assistant: Long press the MFB for 1-2 seconds to wake up your device's voice assistant (e.g., Siri, Google Assistant).
Maintenance
To ensure the longevity and optimal performance of your Gixxted O3 headphones, follow these maintenance guidelines:
- Cleaning: Wipe the headset with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging: Use only the provided charging cable. Avoid overcharging the battery.
- Water Exposure: While designed for active use, avoid submerging the headset in water. Clean any sweat or moisture promptly.
Troubleshooting
If you encounter issues with your Gixxted O3 headphones, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Headset won't power on | Low battery | Charge the headset fully. |
| Cannot pair with device | Headset not in pairing mode; Bluetooth off on device; device too far | Ensure headset is in pairing mode (flashing blue/red). Turn on Bluetooth on your device. Move device closer to headset (within 49 feet). Try restarting both devices. |
| No sound or low volume | Volume too low; headset not connected; incorrect audio output selected | Increase volume on both headset and connected device. Ensure headset is properly paired. Check audio output settings on your device. |
| Sound cuts in and out | Interference; device too far; low battery | Move away from sources of interference (e.g., Wi-Fi routers). Ensure device is within Bluetooth range. Charge the headset. |
| Microphone not working | Microphone muted; incorrect input device selected | Press the Mute button to unmute. Check microphone input settings on your connected device. |
| Uncomfortable after long wear | Initial adjustment period; improper fit | Allow a short adjustment period. Ensure the headset is positioned correctly over your ears. The flexible design should conform to your head shape. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | O3 |
| Connectivity Technology | Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth 5.3 |
| Bluetooth Range | Up to 49 Feet (15 meters) |
| Ear Placement | Open Ear |
| Form Factor | Open Ear |
| Noise Control | Active Noise Cancellation (for microphone) |
| Microphone | AI Noise Cancelling Mic with Mute Function |
| Frequency Range | 20 Hz to 20,000 Hz |
| Battery | 1 Lithium Polymer battery (included) |
| Charging Time | Approx. 2 hours |
| Material | Plastic, Thermoplastic Elastomer (TPE) |
| Color | Dark Black |
| Item Weight | 3.84 ounces (approx. 109 grams) |
| Recommended Uses | Calling, Cycling, Exercising, Running, Sports, Work, Outdoor Activities |
Warranty and Support
Gixxted products are manufactured to high quality standards. For warranty information or technical support, please refer to the contact details provided with your purchase documentation or visit the official Gixxted website. Please retain your proof of purchase for any warranty claims.