Introduction
Thank you for choosing the Iriver IB-O2 Wireless Earhook Bluetooth Earphones. These earphones are designed for active lifestyles, offering an open-ear, open-fit design for comfort and situational awareness, combined with a secure earhook for stability during exercise. This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your earphones.
Package Contents
Please check the box for the following items:
- IB-O2 Earphones (Left and Right)
- Charging Case
- Type-C Charging Cable
- User Manual (this document)
Setup
1. Initial Charging
- Place both IB-O2 earphones into their charging case.
- Connect the Type-C charging cable to the charging port on the case and plug the other end into a USB power source (e.g., wall adapter, computer USB port).
- The indicator lights on the earphones and/or case will show charging status. Ensure the earphones and case are fully charged before first use.
- Charging Time: Approximately 1.5 hours for earbuds, 2 hours for the charging case.
2. Pairing with a Bluetooth Device
- Power On: The earphones will automatically power on when removed from the charging case. Alternatively, long press the touch control area for 5 seconds to power on.
- Pairing Mode: The earphones will automatically enter pairing mode when powered on for the first time or when disconnected from a previously paired device. You will typically hear an audio prompt indicating "Pairing".
- Enable Bluetooth: On your smartphone or other Bluetooth-enabled device, go to the Bluetooth settings and turn on Bluetooth.
- Select Device: Look for "IB-O2" in the list of available devices and select it to connect.
- Confirmation: Once successfully paired, you will hear an audio prompt like "Connected".
Note: The earphones support Bluetooth 5.3 for a stable connection up to 10 meters (33 feet).
Operating Instructions
Wearing the Earphones
The IB-O2 earphones feature an earhook design for a secure and comfortable fit, especially during physical activity.
- Identify the Left (L) and Right (R) earphones.
- Gently hook the earphone over your ear, ensuring the speaker part is positioned comfortably near your ear canal without entering it, thanks to the open-ear design.
- Adjust the earhook for a snug and stable fit.
Touch Controls
The IB-O2 earphones feature intuitive touch controls on each earbud:
| Action | Function |
|---|---|
| Single Tap (L or R) | Play/Pause Music, Answer/End Call |
| Double Tap (Left Earbud) | Previous Track |
| Double Tap (Right Earbud) | Next Track |
| Triple Tap (Left Earbud) | Volume Down |
| Triple Tap (Right Earbud) | Volume Up |
| Long Press (2 seconds, L or R) | Activate Voice Assistant |
| Long Press (5 seconds, L or R) | Power On/Off |
Charging the Earphones and Case
- Earphones: Place the earphones back into the charging case. They will automatically disconnect from your device and begin charging.
- Charging Case: Connect the Type-C cable to the case and a power source. The case's indicator lights will show its charging status.
- Battery Life: Earbuds provide up to 10 hours of playtime on a single charge. The charging case provides an additional 30 hours, for a total of up to 40 hours of listening time.
Maintenance
- Cleaning: Regularly wipe the earphones and charging case with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The IB-O2 earphones are IPX5 waterproof, meaning they are resistant to sweat and light splashes. Do not submerge them in water or expose them to heavy rain. Ensure they are dry before placing them back in the charging case.
- Storage: When not in use, store the earphones in their charging case to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the earphones and charging case frequently. Charge them regularly, even if not used for extended periods.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Earphones not pairing/connecting. |
|
| Only one earphone is working. |
|
| Low volume or poor sound quality. |
|
| Earphones not charging. |
|
Specifications
| Feature | Detail |
|---|---|
| Model | IB-O2 |
| Bluetooth Version | 5.3 |
| Transmission Distance | Up to 10 meters (33 feet) |
| Earbud Battery Capacity | 70mAh |
| Charging Case Battery Capacity | 400mAh |
| Earbud Playtime | Up to 10 hours |
| Total Playtime (with case) | Up to 40 hours |
| Earbud Charging Time | Approx. 1.5 hours |
| Case Charging Time | Approx. 2 hours |
| Driver Size | 16.2mm Dynamic Driver |
| Frequency Response | 20Hz - 20kHz |
| Impedance | 32Ω |
| Sensitivity | 105dB |
| Waterproof Rating | IPX5 |
| Earbud Weight | 8g (each) |
| Case Weight | 60g |
| Material | PC+ABS |
User Tips
- For optimal sound quality and comfort, ensure the earhooks are adjusted snugly around your ears.
- The open-ear design allows you to hear your surroundings, which is great for outdoor activities like running or cycling for safety.
- Remember to clean the charging contacts regularly to ensure consistent charging.
- If you experience any lag or disconnection, try moving your connected device closer to the earphones or restarting both devices.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official Iriver website or contact your retailer. Keep your purchase receipt as proof of purchase for warranty claims.
This product is designed for durability and performance. Should you encounter any issues not covered in this manual, please reach out to customer support for assistance.