CXK CT13
CXK CT13 Open Ear Headphones User Manual
Model: CT13 | Brand: CXK
Introduction
This manual provides comprehensive instructions for the safe and effective use of your CXK CT13 Open Ear Headphones. Please read this manual thoroughly before using the product and retain it for future reference.
The CXK CT13 headphones feature an open-ear design, Bluetooth 5.4 connectivity, IPX6 water resistance, and are designed for comfort during various activities such as running, cycling, and workouts.
Package Contents
Verify that all items are present in the package:
- CXK CT13 Open Ear Headphones (x1)
- Charging Case (x1)
- USB-C Charging Cable (x1)
- User Manual (x1)

Image: Contents of the CXK CT13 headphone package. This image displays the CXK CT13 headphones, their charging case, a USB-C charging cable, and the included user manual.
Setup
1. Charging the Headphones and Case
Before first use, fully charge the headphones and the charging case.
- Place the headphones into the charging case.
- Connect the USB-C charging cable to the charging port on the case and to a power source.
- The digital power display on the case will indicate the charging status. A full charge takes approximately 1.5 hours.

Image: CXK CT13 headphones in their charging case, illustrating the digital power display and charging status. The display shows the battery percentage for both the case and individual earbuds.
2. Wearing the Headphones
For optimal comfort and sound quality, ensure the headphones are worn correctly.
- Hang the end of the earbud on the ear helix.
- Rotate it backward along the auricle.
- Adjust the ear hook until the headset is worn stably and comfortably.

Image: Step-by-step guide on how to properly wear the CXK CT13 open ear headphones, demonstrating the ergonomic fit around the ear.
3. Bluetooth Pairing
To connect your headphones to a device:
- Ensure the headphones are charged and removed from the charging case. They will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available devices and select "CXK CT13" from the list.
- Once connected, you will hear an audible confirmation.

Image: A visual representation of the Bluetooth 5.4 chip, symbolizing the seamless and stable wireless connection provided by the headphones.
Operating Instructions
Touch Controls
The CXK CT13 headphones feature intuitive touch controls on each earbud.
| Action | Function |
|---|---|
| Single Click (either earbud) | Answer/End a call, Play/Pause music |
| Double Click (L/R earbud) | Previous/Next Song |
| Triple Click (either earbud) | Activate Voice Assistant |
| Long Press (R/L earbud) | Volume + / - |
| Long Press (either earbud for 2 seconds) | Reject call |

Image: A visual guide detailing the various touch control functions on the CXK CT13 headphones, including actions for calls, music playback, volume, and voice assistant.
Call Management
- Answering/Ending Calls: Single click either earbud.
- Rejecting Calls: Long press either earbud for 2 seconds.
Music Playback
- Play/Pause: Single click either earbud.
- Next Song: Double click the right earbud.
- Previous Song: Double click the left earbud.
- Volume Up: Long press the right earbud.
- Volume Down: Long press the left earbud.
Voice Assistant
Triple click either earbud to activate your device's voice assistant (e.g., Siri, Google Assistant).
Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the headphones and charging case. Avoid using abrasive cleaners or solvents.
- Water Resistance: The headphones are IPX6 water-resistant, meaning they can withstand strong jets of water. They are suitable for sweaty workouts and light rain but should not be submerged in water. Ensure the charging port is dry before charging.
- Storage: Store the headphones in their charging case when not in use 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 headphones frequently. Charge them regularly, even if not in constant use.

Image: The CXK CT13 headphones shown with water droplets, emphasizing their IPX6 water-resistant rating, suitable for exercise and outdoor activities.
Troubleshooting
| Problem | Solution |
|---|---|
| Headphones not turning on | Ensure the headphones are charged. Place them in the charging case and connect the case to a power source. |
| Unable to pair with device |
|
| No sound or low volume |
|
| Intermittent connection |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | CT13 |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Bluetooth Range | 33 Feet (10 meters) |
| Water Resistance Level | IPX6 |
| Battery Life (Single Charge) | Up to 12 Hours |
| Total Battery Life (with Charging Case) | Up to 60 Hours |
| Charging Time | Approximately 1.5 Hours |
| Audio Driver Type | Bone Conduction Driver (13mm) |
| Frequency Response | 20 KHz |
| Impedance | 32 Ohms |
| Control Type | Touch Control, Push Button |
| Material | Plastic, Silicone |
| Item Weight | 2.5 Ounces (approx. 70g) |
| Ear Placement | Open Ear |
| Recommended Uses | Cycling, Driving, Running, Sports, Workouts, Calls, Music |
Warranty Information
CXK products are designed and manufactured to the highest quality standards. For specific warranty details, please refer to the warranty card included with your purchase or contact CXK customer support. The warranty typically covers manufacturing defects for a specified period from the date of purchase.
This warranty does not cover damage caused by misuse, accident, unauthorized modification, or normal wear and tear.
Customer Support
If you encounter any issues or have questions regarding your CXK CT13 Open Ear Headphones, please contact our customer support team.
- Online Support: Visit the official CXK website for FAQs and support resources.
- Email Support: Refer to your product packaging or warranty card for contact email.
Please have your model number (CT13) and purchase information ready when contacting support.
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