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NAVITEL AR250 NV Manual Image

Portable Video Recorder
User Manual


Dear Customer!
Thank you for purchasing this NAVITEL® product.
NAVITEL AR250 NV is a multifunctional high-definition DVR with many functions and features that are described in this User Manual. Please read the manual carefully before using the device and keep it for future reference.

Device layout

1. Mount 6. Mode 11. Speaker
2. Micro-USB port 7. Menu 12. Lens
3. Display 8. OK 13. MicroSD slot
4. LED indicator (a record) 9. Up 14. Reset
5. LED indicator (charge) 10. Down 15. Microphone


Processor AC5601
Display 2”, 320×240, TFT
Camera sensor GC2063 (night vision)
Recording format MOV (H.264)
Video resolution 1920×1080, 30 fps
Image format JPG
Image resolution 12 MP
View angle 140°
Lens 4-layer glass
Storage microSD card
MicroSD card capacity Max. 64 GB
USB micro-USB 2.0
Battery 100 mAh, 3.7 V
Power 5 V, 1 А
Microphone / speaker Yes
Language Czech, Deutsch, Estonian, English, Hungarian, Latvian, Lithuanian, Polish, Romanian, Russian, Slovak, Ukrainian


  1. Put the microSD card into the DVR. Use a high-speed SD card (Class10 or above); capacity should be within 8-64 GB.
    • To avoid malfunctions of the DVR and/or SD-card, don’t insert and remove SD-card during DVR operation.
    • Before using a microSD card, please format it inside the DVR to avoid data errors. For formatting the SD-card in Menu mode select Format SD-card and confirm it.
  2. Secure the device on the windshield with the holder.
  3. Connect the car charger to the cigarette lighter socket.
  4. Connect the car charger to the DVR (micro-USB).
  5. Adjust the camera position.
  6. Turn the power on; check whether the device is installed correctly. If the device is installed correctly, the indicator will glow red; the device will start up and begin recording  (indicated by a flashing blue light).


  • Use only the original charger adapter. Using another adapter may negatively affect the device’s battery.
    Use accessories only approved by the manufacturer.
  • Permissible ambient temperature in operating mode: 0 to +35 °С. Storage temperature: +5 to +45 °С. Relative humidity: 5% to 90% without condensation (25 °С).
  • Put the device away from fire sources to avoid explosion or fire.
  • Do not expose the device to physical impacts.
  • Avoid contacting the device with sources of electromagnetic radiation.
  • Keep the lens clean. Do not use chemicals or detergents to clean the product; always turn off the device before cleaning.
  • Strictly follow the laws and regulatory acts of the region where the device is used. This device can not be used for illegal purposes.
  • Do not disassemble or repair the device by yourself. In case of device failure, contact the service center.


Button Functions
In Record mode (STBY), press to switch between Record, Capture, and Playback modes.
In Record mode (REC), press to lock a file (protected file cannot be deleted or overwritten).
In Menu press to choose the next menu section.
Press to enter Menu mode.
In Menu press to choose the next menu section.
Press and hold for 3 seconds to turn the device on / off.
In Record mode (STBY), press to start recording.
In Record mode (REC), press shortly to stop recording.
In Capture mode, press to take a picture.
In Playback mode, press to select a file, or pause/resume video.
In Menu, press to select a menu item.
In Record mode, press Down to turn the microphone on / off.
In Playback mode, press to select the previous/next file.
In Menu, press to select the previous/next menu item.
Reset If the device is not responding, press to reset.


  • Specifications, functions, layout, and package contents of the device may be modified by the manufacturer without preliminary notification.
  • The built-in battery is designed only for recording an emergency event in parking mode and turning off the device correctly when the power is turned off; for the full operation of the device in any mode, a constant power connection is required.

NAVITEL s.r.o. hereby declares that the device NAVITEL AR250 NV is compatible with the European directive EMC 2014/30/EU.
The full text of Declaration of conformity is available at the following internet address: www.navitel.cz/en/declaration_of_conformity/AR250nv

Device functions

Format SD-card Formatting a microSD card in the DVR is necessary for the correct operation of the device. Before using a microSD card or in case of a data error, please format the microSD card. For formatting the SD-card in Menu mode select Format SD-card and confirm it.
Record Connect the device to an external power supply and it will start recording automatically (indicated by the flashing blue light). Press the  OK button to stop recording. Press OK again to record another video. Each video will be saved automatically.
Capture In Record mode (STBY), press the Mode button to enter a Capture mode, press the OK button to take a photo (it will be saved automatically).
Playback In Record mode (STBY), press the Mode button twice to enter Playback mode; press the Up and Down buttons to select a file; press the OK button to play a file. During playback, press OK to pause/unpause; press the Up and Down buttons to fast forward / rewind.
Loop recording This feature allows you to save a video as a set of files given in the duration menu. If the memory card runs out of space, the unprotected files will be overwritten in the order in which they were created.
Interval record Recording parameters: 100 ms – recording at 10 frames per second (fps), 200 ms – 5 fps recording, 500 ms – 2 fps recording.
Only fast playback of a recording is available (30 fps). Normal playback is not possible.
Motion detection When an object is moving the device will automatically start recording. If the object does not move for more than
20 seconds, recording stops.
Record audio Record video with or without sound.
Lock file In Record mode (REC), press Mode to protect the current recording. A key symbol will appear at the bottom of the
screen. Press again to remove protection. In Playback mode, select a file, press Menu, and select Protect, then Lock
Current or Lock All. Protected files cannot be deleted or overwritten. Select Unlock Current / Unlock All to remove
Stamp This function adds date stamp to the record.
G-sensor If the vehicle is hit by something, the DVR will automatically lock the current video.
Parking monitor In the shutdown state, if vibration is detected, the device will turn on automatically and start recording. The file will be protected (locked).
Battery Red indicator lights up when the device is plugged into an external power supply; as the battery is charging, the red light becomes green.
LCD OFF The device can automatically shut off the screen to reduce power consumption; time intervals can be set in the LCD OFF menu.
USB-connection * When connecting the device to a PC using a USB cable, two connection options will appear:
1) Mass Storage: play, copy and delete files.
2) Record: standard mode.

* This function is available only in firmware version 20200506_AC56 and higher.

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