1. Introduction
Thank you for choosing DACOM Open Ear Headphones, Model G136. These headphones are designed to provide a comfortable and safe listening experience, especially during sports and outdoor activities. With their innovative open-ear design, you can enjoy high-quality audio while remaining aware of your surroundings. This manual provides detailed instructions on how to set up, operate, and maintain your new headphones.

Image 1.1: DACOM Open Ear Headphones and Charging Case.
This image displays the DACOM Open Ear Headphones, featuring a light blue color, resting inside their matching charging case. The case is open, revealing both the left and right earpieces, which are designed to hook over the ear. The headphones have a sleek, ergonomic shape, and the charging case is compact and portable.
2. Product Features
- True Open-Ear Design: Experience audio without blocking your ear canal, ensuring comfort and situational awareness.
- Bluetooth 5.3 Connectivity: Provides stable, fast, and efficient wireless connection with your devices.
- IP67 Waterproof Rating: Designed to withstand dust, sweat, and rain, making them ideal for various sports and outdoor conditions.
- Extended Battery Life: Up to 10 hours of playback on a single charge, and up to 20 hours with the portable charging case.
- High-Fidelity Audio: Equipped with a 16.2mm dynamic driver for balanced reproduction of high, medium, and low frequencies, supporting AAC high-quality codec and 360° panorama sound effect.
- Physical Buttons: Intuitive control for music playback, calls, and volume.
- MFI Certified: Ensures compatibility and quality with Apple devices.
- DACOM App Support: Allows for personalized sound adjustments and settings.

Image 2.1: Key Features of DACOM Open Ear Headphones.
This image shows a woman running outdoors, wearing the DACOM Open Ear Headphones. To the right, a list of key features is presented: Bluetooth 5.3, IP67 waterproof, smart touch control, ability to perceive surroundings, 50H battery life (with charging case), and ENC-clear call & High-fidelity audio.

Image 2.2: IP67 Water Resistance.
The image features a man wearing the DACOM Open Ear Headphones, with sweat on his forehead, emphasizing the headphones' IP67 rating. Text overlay states: "IP67 rating that weathers dust and moisture. withstand rainy runs, sweaty rides, or other gritty conditions."

Image 2.3: Hi-Fi Sound Technology.
This image provides a detailed view of the internal components of the DACOM Open Ear Headphones, illustrating their Hi-Fi sound capabilities. It highlights the 16.2mm dynamic driver and mentions features like AAC high-quality codec, balanced high, middle, and bass ranges, and 360° panorama sound effect.

Image 2.4: Battery Life Overview.
The image shows the DACOM Open Ear Headphones in their charging case, with a clock-like graphic in the background. It highlights the battery performance: "10Hrs Single Charge" and "20Hrs With Charging case", indicating the extended listening time provided by the charging case.

Image 2.5: Comfort Fit and Secure Design.
This image features a woman smiling while wearing the DACOM Open Ear Headphones, with an inset diagram showing how the headphone sits comfortably on the ear. The accompanying text emphasizes "Extremely Comfort painless after long time wearing", "Reduce Hearing Loss Headphones", and "Open ear comfort, never damage your hearing".
3. Package Contents
Please check the package contents upon unboxing to ensure all items are present:
- DACOM Open Ear Headphones (1 pair)
- Wireless Charging Case (1)
- User Manual (this document)
- USB Charging Cable (1)
4. Setup
4.1 Charging the Headphones
Before first use, fully charge your DACOM Open Ear Headphones and the charging case.
- Place the headphones into the charging case, ensuring they are correctly seated.
- Connect the USB charging cable to the charging port on the case and plug the other end into a USB power adapter (not included) or a computer's USB port.
- The indicator lights on the case and headphones will show the charging status. Once fully charged, the lights will typically turn off or change color.
A full charge provides approximately 10 hours of listening time for the headphones, and the charging case provides an additional 10 hours, totaling up to 20 hours of use.
4.2 Bluetooth Pairing
To connect your headphones to a device:
- Ensure the headphones are charged and inside the charging case.
- Open the charging case. The headphones will automatically enter pairing mode, indicated by a flashing LED light on the headphones.
- On your device (smartphone, tablet, laptop), go to the Bluetooth settings.
- Search for new devices and select "DACOM G136" from the list of available devices.
- Once connected, the LED indicator on the headphones will stop flashing and remain solid, or turn off, depending on the model. A voice prompt may also confirm the connection.
The headphones will automatically reconnect to the last paired device when taken out of the case, if Bluetooth is enabled on the device.
4.3 DACOM App (Optional)
For enhanced functionality and personalized settings, download the official DACOM application from your device's app store. The app allows for sound adjustments, firmware updates, and other custom controls.
5. Operating Instructions
The DACOM Open Ear Headphones feature physical buttons for easy control. Specific button functions may vary slightly, but generally follow these guidelines:
- Power On/Off: The headphones typically power on automatically when removed from the charging case and power off when placed back in. A long press on a main button may also manually power them on/off.
- Play/Pause: Single press on either headphone's main button.
- Next Track: Double press on the right headphone's main button.
- Previous Track: Double press on the left headphone's main button.
- Answer/End Call: Single press on either headphone's main button during an incoming call.
- Reject Call: Long press on either headphone's main button during an incoming call.
- Volume Up: Triple press on the right headphone's main button.
- Volume Down: Triple press on the left headphone's main button.
- Activate Voice Assistant: Long press on either headphone's main button (when not on a call).
Refer to the specific button layout diagram in the quick start guide included in your package for precise button locations.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your headphones:
- Cleaning: Use a soft, dry, lint-free cloth to clean the headphones and charging case. Do not use abrasive cleaners, alcohol, or chemical solvents.
- Water Exposure: While IP67 rated, avoid prolonged submersion in water. Dry the headphones thoroughly before placing them back in the charging case to prevent damage to charging contacts.
- Storage: Store the headphones in their charging case when not in use to protect them from dust and physical damage. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To preserve battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not used for extended periods.
7. Troubleshooting
If you encounter issues with your DACOM Open Ear Headphones, try the following solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Headphones won't turn on. | Low battery. | Charge the headphones and charging case fully. |
| Cannot pair with device. | Bluetooth is off on device; headphones not in pairing mode; too many paired devices. | Ensure Bluetooth is on. Place headphones in case, then open to re-enter pairing mode. Forget previous pairings on your device and try again. |
| No sound or intermittent sound. | Headphones not connected; volume too low; interference. | Check Bluetooth connection. Increase volume on both headphones and device. Move closer to the device or away from sources of interference. |
| Charging case not charging. | Faulty cable or power adapter; dirty charging port. | Try a different USB cable and power adapter. Clean the charging port gently with a dry cotton swab. |
| Headphones not charging in case. | Headphones not seated correctly; dirty charging contacts. | Ensure headphones are properly placed. Clean the charging contacts on both headphones and case with a dry cloth. |
If the problem persists, please contact DACOM customer support for further assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | G136 |
| Brand | DACOM |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Ear Placement | Open Ear |
| Water Resistance Level | IP67 (Waterproof) |
| Battery Life (Single Charge) | Up to 10 hours |
| Total Battery Life (with Case) | Up to 20 hours |
| Battery Composition | Lithium-ion |
| Compatible Devices | Phones, Laptops, Tablets, Smart Speakers |
| Specific Uses | Sport, Cycling, Running, Fitness |
| Control Method | Physical Buttons / Remote Control |
| Special Features | Surround Sound, MFI Certified, DACOM App Adjustment Function |
| Included Components | User Manual, Wireless Charging Case |
| Material | Plastic |
| Color | Black (as per specifications, though product title mentions Blue) |
9. Warranty and Support
DACOM products are manufactured to the highest quality standards. For information regarding warranty coverage, returns, or technical support, please refer to the warranty card included in your product packaging or visit the official DACOM website. Please retain your proof of purchase for any warranty claims.





