Boblov KJ21-PRO Body Camera User Manual

Table of Contents

• Preface
• Format TF Card
• Structure Diagram
• Button Operation Mode
• Indicator Light
• Basic Functions
• System Settings
• Infrared Auxiliary Light (IR)
• Photos
• Video Recording
• Audio Recording
• Loop Recording
• File Viewing / Playback
• File Deletion
• Reset
• Connect to Computer
• Rear Clip-on Installation
• Product Accessories
• Battery Charging
• Troubleshooting
• Forgot Password

Preface

Thank you for choosing the BOBLOV professional high-definition camera. This manual specifies the usage of the KJ21 model and provides detailed information, including usage, operation, and installation instructions, as well as technical specifications.

Please read this manual carefully to understand it before use and keep it for long-term reference.

Format TF Card

This camera supports memory expansion up to 128GB. Please insert and format the TF card before using it. The device can format a TF card directly. If you insert a card with an incorrect format, the device will prompt "Format card".

Selecting "Yes" will format the card, erasing all data, and then activate the camera. Therefore, please remove the card and save your data before selecting "Yes". It is crucial to ensure your data is backed up, otherwise, files will be deleted. Selecting "No" will return to the "Format card" page. This is normal as long as you have formatted the card. You can then proceed to use it.

Structure Diagram

The diagram shows the structure of the Boblov KJ21-PRO body camera. The numbered components are as follows:

• 1. USB Interface
• 2. Photo Button
• 3. File Protection Button
• 4. Light Button
• 5. Video Recording Button
• 6. Audio Recording Button
• 7. Power/Screen On/Off Button
• 8. Menu/Return Button
• 9. Up/Left Button
• 10. Down/Right Button
• 11. OK/Playback Button
• 12. Speaker
• 13. Reset Button
• 14. Sensor
• 15. Indicator Light
• 16. Lens
• 17. Audio Pickup
• 18. Infrared Light
• 19. White Light
• 20. Screen

Button Operation Mode

4.1. Power/Screen On/Off Button

Press and hold the button to turn on the device. When the device is on, short press the button to turn the screen on/off, or press and hold to turn off the device.

4.2. Audio Recording Button

When the device is on, short press the button to record audio. Press again to stop recording and save the audio file.

4.3. Video Recording Button

When the device is on, short press the button to record a video. Press again to stop recording and save the video file.

4.4. Photo Button

When the device is on, short press the button to take a photo and save it.

4.5. File Protection Button

While recording a video, short press the button to mark the currently recorded video. A yellow mark will appear on the screen. You can short press the button again to cancel the mark. (Note: Marked video files will have a yellow sign on the playback page. Locked videos will not be overwritten by loop recording.)

4.6. Light Button

When the device is on, short press the button to turn on the white light. Short press a second time to make the white light flash, and a third time to turn off the white light. When the device is on, press and hold the button to turn on the infrared night vision light, and press and hold again to turn off the infrared night vision light.

4.7. Menu/Return Button

Short press the button to enter or exit the menu. On the menu or playback page, short press the button to exit.

4.8. Up/Left Button

1. In the settings menu or playback page, short press the button to move the selection up or left.
2. During video playback, short press the button to fast rewind.
3. In photo viewing mode, short press the button to go to the previous photo.

4.9. Down/Right Button

1. In the settings menu or playback page, short press the button to move the selection down or right.
2. In video playback mode, short press the button to fast forward.
3. In photo viewing mode, short press the button to go to the next photo.

4.10. Playback/Confirm Button

When the device is on, short press the button to enter the playback page. On the menu or playback page, short press the button to confirm or enter the current selection.

4.11. Reset Button

If the device freezes or shuts down due to malfunction or other special reasons, please press the button to reset the device.

Indicator Light

The status indicator for this device in operation is shown below:

Basic Functions

6.1. Power On/Off

Press and hold the [Power Button] to turn on. When the device is on, short press the button to turn the screen on/off, or press and hold to turn off the device.

6.2. Screen Protection / Power Saving Function

1. Screen Protection Function: If there is no operation for 60 seconds (default), the device will automatically turn off the screen to protect it (this feature can be set to 30 seconds or disabled).
2. Power Saving Function: If there is no operation for 5 minutes (default), the device will automatically shut down to save power (this feature can be set to 1 minute, 3 minutes, or off).

System Settings

Short press the [Menu Button] to enter the menu page.

1. Short press "Up/Down/OK" to select an option and confirm.

2. Short press the Menu button [Menu Button] to exit the menu page.

(Note: Software updates may lead to parameter changes. Please use the actual product as the standard.)

6.4. Infrared Auxiliary Light (IR)

Night Vision Light:

When the device is on, press and hold the [Power Button] to turn on the infrared night vision light, and press and hold again to turn off the infrared night vision light. This function can be set to automatic.

When the device is on, short press the [Light Button] to turn on the white light. Short press a second time, the white light will flash, and short press a third time to turn off the white light.

6.5. Photos

1. Single Photo: When the device is on, short press the [Photo Button] once. The red light will flash once, and a photo will be taken. Photo files are named by date and time, saved in JPG format.
2. Multiple Photos: If the Photo Burst mode is set to 3P/5P/10P, when the device is on, short press the [Photo Button] once. The red light will flash once, and 3/5/10 photos will be taken. Photo files are named by date and time, saved in JPG format.
3. Snapshot: During video recording, short press the [Photo Button] to take a photo. Photo files are named by date and time, saved in JPG format (more photos may be available).

6.6. Video Recording

1. When the device is on, short press the [Video Recording Button] to record a video. During this process, a red dot will appear on the screen. Press again to stop recording and save. Video files are named by date and time, saved in MP4 format.
2. Motion Detection: If you enable the motion detection function, the device will start a 7-second countdown and begin recording if motion is detected. If no motion is detected, the device will stop recording within 10 seconds.
3. Pre-Record: If you activate Pre-Record and long press the photo button, the device will start pre-recording. A flashing blue dot will be displayed on the screen. This feature allows you to record an additional minute of video before the recording starts.
4. Post-Record: If you set Post-Record to 5s / 30s / 1min / 5 minutes, the device will record an additional video clip of 5s / 30s / 1min / 5 minutes after stopping the recording.
5. Video Sound: If you set Video Sound to OFF, the device will record videos without sound.
6. Stealth Mode: If you set Stealth Mode to ON, the device will disable all sounds and lights during video recording, audio recording, and photography.
7. Car Dash Cam Mode: If you set Car Dash Cam Mode to ON, the device will start recording automatically when connected to a USB power source.

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6.7. Audio Recording

This device can record audio independently. When the device is on, short press the [Audio Recording Button] to record an audio clip. Press again to stop recording and save. Audio files are named by date and time, saved in MP3 format.

6.8. Loop Recording

If you enable the loop recording function, when the storage space is full, the device will continue recording by overwriting old data. (Note: This action will not overwrite protected videos, refer to 2.5.)

6.9. File Viewing / Playback

When the device is on, short press the [OK Button] to enter the file viewing / playback page. Short press [OK Button] again to view or play files.

Alternatively, short press the Menu/Return button [Menu Button] to exit the file viewing / playback page.

The file viewing interface shows options for Video, Photo, and Audio.

6.10. File Deletion

You cannot delete any files directly from the device. Files can only be deleted by connecting to a computer.

6.11. Reset

If the device freezes or shuts down due to malfunction or other special reasons, please press the [Reset Button] to reset the device.

6.12. Connect to Computer

Connect to your computer using the attached USB cable. Enter the password: (default is 000000) to enter USB flash disk mode.

Rear Clip-on Installation

Install the rear clip-on as shown in the images.

Caution: To avoid damage from repeated assembly, please do not frequently disassemble the clips.

Product Accessories

• 1 x USB connection cable
• 1 x Charging adapter
• 1 x Small rear clip
• 1 x Large rear clip
• 1 x User manual

Battery Charging

Low power display: When the battery is too low, the power icon in the top right of the display will flash. The device will also emit a prompt sound every 10 seconds and automatically shut down in a few minutes. Please charge the device in time to avoid battery damage.

Note: Please use the original USB cable and charging adapter to avoid potential damage to the device.

Troubleshooting

Device cannot be turned on and buttons are not functioning.

1. Connect the device to a power source and press the power button to see if it can be turned on.
2. Charge the device for 2 hours and check if the problem is resolved.
3. Please check if the charger and connection cable are normal.
4. Please reset the device by pressing the reset button and check if the problem is resolved.
5. If the problem cannot be resolved, please contact the seller or the BOBLOV after-sales team.

Forgot Password

The default password is 000000. You can set it manually. If you forget your new password, please email us at: support@boblov.com