1. Important Safety Information
Read all instructions before use. Failure to follow these instructions may result in damage to the product or personal injury.
- Avoid exposing the device to extreme temperatures or moisture. Doing so may damage the device and void the warranty. It is made of battery, and plastic and has sensitive electronic components inside.
- Do not leave the device in an outdoor car for a long time, as high temperatures may cause the camera battery to expand or explode.
- Batteries should be recycled or disposed of separately from household waste and according to local environmental laws and guidelines.
- Keep away from children unless supervised by an adult.
- Do not use this product for purposes other than its intended use.
- Inspect the product before each use; do not use if damaged.
- Follow installation and operation guidelines to avoid injury.
- Do not expose to water or moisture.
2. Product Overview
The BOBLOV B4K4 is a robust body-worn camera designed for security, law enforcement, and personal recording. It features 4K video recording, 40MP photo capture, GPS functionality, and an IP67 waterproof rating.

Figure 1: BOBLOV B4K4 Body Worn Camera and included accessories.

Figure 2: Key features including 4K video, 40MP photos, and 140° Field of View.

Figure 3: Diverse applications of the B4K4 camera.
Package Contents:
- B4K4 Body Camera (x1)
- Charging Dock Station (x1)
- Long Shoulder Clip (x1)
- Short Back Clip (x1)
- User Manual (x1)
- Car Suction Mount (x1)
- Charger Plug (x1)
- USB Cable (x1)
- Car Charger (x1)

Figure 4: All items included in the B4K4 package.
3. Setup Instructions
3.1 Before First Use
- Remove all protective films from the device.
3.2 Charging the Device
The B4K4 features a built-in 4000mAh rechargeable battery. It can be charged via the provided USB cable or the Charging Dock Station.
- Via USB Cable: Connect the provided USB cable to a certified 5V power adapter and then to the camera. The indicator light will be steady red during charging and turn green when fully charged.
- Via Dock Station: Place the camera into the Charging Dock Station. Ensure the camera is properly seated. The indicator light on the camera will be steady red when connected to power and charging.
A full charge takes approximately 4-5 hours and provides up to 15 hours of recording time at 1080P (with IR and screen off).

Figure 5: Battery life and charging details.
3.3 Powering On/Off
- To Power On: Press and hold the power button for 3 seconds.
- To Power Off: Press and hold the power button until the device shuts down.
4. Operating Instructions
4.1 Video Recording
The B4K4 supports 4K/2160P video recording at 30 frames per second. Short press the appropriate button (refer to the device's physical buttons for specific labels) to change modes and initiate recording.
4.2 Photo Capture
Capture high-quality 40MP photos. Switch to photo mode and press the shutter button.
4.3 Night Vision (IR Feature)
The camera is equipped with four IR lights for night vision, allowing clear recording in dark conditions. The IR feature can be set to manual or auto mode.
4.4 GPS Functionality
The GPS function records your moving routes during video recording. To view the routes on a map:
- Record video with GPS enabled.
- Transfer the video files to a Windows computer.
- Use the seller-provided GPS Player software to play back the video and view the corresponding route on a map.
Note: The GPS Player software is compatible only with Windows operating systems.

Figure 6: GPS tracking of video routes on a PC.
4.5 Dash Camera Mode
The B4K4 can be used as a dash camera. Attach the camera to your vehicle's windshield using the provided Car Suction Mount and power it with the Car Charger.

Figure 7: B4K4 in dash camera configuration.
4.6 Additional Features
- White Flash Light: For illumination in low-light conditions.
- Alarm Sound: For alerting or signaling.
Video 1: Product features demonstration including 4K recording, battery, charging, waterproof, dash cam, GPS, white flash, alarm, and IR night vision.
5. Maintenance
- After use, turn off the device and store it in a dry place.
- Keep away from children.
- Clean the camera lens and screen with a soft, lint-free cloth. Avoid abrasive materials.
- Ensure the charging ports are free from dust and debris.
6. Troubleshooting
- Device not turning on: Ensure the battery is charged. Connect to a power source and try again.
- Recording issues: Check if the memory card is properly inserted and has sufficient free space. Ensure the device is in the correct recording mode.
- GPS not tracking: Ensure GPS is enabled in the settings. Remember that the GPS Player software is only for Windows.
- Water damage: While the device is IP67 waterproof, prolonged submersion or exposure to high-pressure water jets is not recommended. If water ingress is suspected, power off immediately and contact support.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | B4K4 |
| Brand Name | BOBLOV |
| High Definition Support | 4K (2160P) |
| Video Resolution | 2160P/30fps |
| Photo Resolution | 40MP |
| Field of View (FOV) | 140° |
| Sensor Technology | CMOS |
| Memory Card Type | MicroSD / TF (128GB internal storage) |
| Battery Capacity | 4000mAh |
| Recording Time | Up to 15 hours (at 1080P, IR & Screen Off) |
| Charging Time | 4-5 hours |
| Waterproof Rating | IP67 |
| Drop Resistance | 1 Meter |
| Certification | CE |
| Origin | Mainland China |
8. User Tips
- For optimal battery life, ensure the camera is fully charged before extended use.
- Regularly back up your recorded footage to prevent data loss.
- When using as a dash camera, ensure the Car Suction Mount is securely attached to avoid dislodgement during driving.
- Familiarize yourself with the physical buttons for quick access to recording and other functions, especially in critical situations.
9. Warranty & Support
BOBLOV provides a two-year warranty for this product. For any inquiries or support, please contact the manufacturer or authorized representative.
Manufacturer Information:
- Company Name: ShenZhen Sky Blue Ocean Technology Co., Limited
- Full Address: Area A, 2nd Floor, Building E, Zhenbao Industrial Zone, No.38 Industrial Road West, Longhua Street, Longhua District Shenzhen
- Email: cs@vvavvstore.com
- Telephone: +86-18948759773
EU Authorized Representative:
- AR Company Name: Apex CE Specialists GmbH
- Full Address: Grafenberger Allee 277, 40237 Düsseldorf, DE
- Email: oylily88@gmail.com
- Telephone: +49 21312066043
For a more detailed guide, please refer to the official User Manual (PDF) available at this link.





