1. Okwu mmalite
This manual provides detailed instructions for the installation, operation, and maintenance of your NexiGo 3 Channel Dash Cam D621. Please read this manual thoroughly before using the device to ensure proper functionality and safety. Keep this manual for future reference.
2. Kedu ihe dị na Igbe ahụ
Verify that all items are present and in good condition upon unboxing.
- NexiGo D621 Dash Cam
- 128GB SD kaadị
- Mmiri ara
- Auxiliary Power Cable (11.5 ft)
- Rear Camera with Extension Cable (21.3 ft)
- Ngwá Ọrụ Pry
- Akwa nhicha
- Akwụkwọ ntuziaka onye ọrụ

Image: NexiGo D621 Dash Cam and its components, including the main unit, suction mount, cables, and SD card.
3. Ngwaahịa gafereview
The NexiGo D621 is a 3-channel dash cam designed to record front, interior, and rear views simultaneously. It features a rotatable interior/front camera for flexible recording options.
Akụkụ ndị bụ isi:
- Rotatable Interior/Front Camera: Allows the interior camera to be rotated to face forward, providing dual front-facing recording.
- Ndekọ mkpebi dị elu: Front camera records in 4K/2K, interior and rear cameras in 1080P.
- Sony STARVIS Sensors: Enhanced low-light performance for clear night vision.
- Wi-Fi arụnyere n'ime ya: Supports 5.0 GHz and 2.4 GHz for fast file transfer and app connectivity.
- GPS agbakwunyere: Records real-time trip data including location and speed.
- 24H Parking Mode: Monitors your vehicle when parked (requires hard-wire kit, sold separately).
- G-ihe mmetụta: Automatically locks emergency footage mgbe achọpụtara mmetụta.
- Ndekọ loop: Na-ehichapụ ihe ndị kacha ochietage mgbe kaadị SD jupụtara.

Image: Diagram illustrating the three-channel recording capability of the NexiGo D621, showing simultaneous front, interior, and rear views.

Image: Visual representation of the optimized field of view for the front (88°) and interior (132°) cameras of the NexiGo D621.
4. Nhazi
4.1. Ntinye mbụ
- Attach Suction Mount: Slide the suction cup mount into the slot on the top of the dash cam until it clicks securely into place.
- Fanye kaadị SD: If not already inserted, gently push the provided 128GB Micro SD card into the TF slot on the side of the dash cam until it clicks. The dash cam supports up to 256GB.
- Mount Dash Cam: Clean the desired area on your windshield. Attach the suction mount firmly to the windshield, ensuring it does not obstruct your view.
- Njikọ Ike: Plug the auxiliary power cable into the dash cam and then into your vehicle's 12V auxiliary power outlet.
- Wụnye Igwefoto Azụ: Connect the rear camera to the main unit using the extension cable. Route the cable neatly along the vehicle's interior trim using the pry tool. Mount the rear camera on the rear windshield or above the license plate.
Video: Official NexiGo D621 User Guide demonstrating the physical installation of the dash cam and its components.
4.2. Powering On and Initial Settings
- Once connected to power, the dash cam will automatically power on and begin recording.
- Use the physical buttons below the screen to navigate the menu.
- Access "Settings" (gear icon) to configure basic settings like date, time, and time zone.
- Ensure the date and time are correct for accurate timestamping of recordings.
5. Ntuziaka ọrụ
5.1. Ụdị ndekọ
- Ndekọ nkịtị: Automatically starts when the vehicle is powered on. Footage is saved in continuous loops.
- Ndekọ ihe mberede: Activated by the G-sensor upon detecting an impact. This footage is locked and will not be overwritten.
- Ụdị ebe a na-adọba ụgbọala: When connected to a hard-wire kit (ASIN: B0C5RYDBBD, sold separately), the dash cam can monitor your vehicle for impacts or motion while parked.
5.2. Igwefoto na-edozi Views
The interior camera can be rotated to face forward, effectively providing two front-facing cameras. To do this:
- Physically rotate the interior camera lens until it faces forward.
- Navigate to "Camera Settings" in the menu.
- Toggle "Rear Camera: Flip Horizontally" to ON if needed to correct the image orientation.
- Set "Interior Camera Recording" to "Front" to ensure it records the forward view.
Video: Official NexiGo D621 User Guide demonstrating how to rotate the interior camera and adjust settings for dual front-facing recording.
5.3. Night Vision and Exposure
The D621 features Sony STARVIS sensors and infrared LED lights for enhanced night vision. You can adjust the exposure level for optimal clarity in low-light conditions, especially for capturing license plates.
- Press and hold the OK button to quickly access the front camera's special exposure settings.
- Use the up and down buttons to adjust the exposure level until license plates are clearly visible.
- To automate this, go to "Camera Settings" and select "Set special exposure time" to define a time range (e.g., sunset to sunrise) for automatic exposure adjustments.

Image: Comparison showing a default image versus an image with Manual Highlight Compensation (HLC) enabled, demonstrating improved readability of license plates at night.
6. Wi-Fi Connection and App Usage
The NexiGo D621 features built-in Wi-Fi (2.4 GHz and 5.0 GHz) for seamless connection to the NexiGo app on your iOS or Android device.
- Budata ngwa: Chọọ maka "NexiGo Dash Cam" in your device's app store and install it.
- Enable Wi-Fi on Dash Cam: On the dash cam, navigate to "Settings" > "Wi-Fi Settings" > "Wi-Fi Information" to view the Wi-Fi SSID and password.
- Connect Phone to Dash Cam Wi-Fi: On your smartphone, go to Wi-Fi settings, find the NexiGo dash cam's SSID, and connect using the provided password.
- Jiri ngwa:
- Dị ndụ View: Stream real-time footage from the dash cam to your phone.
- Mkpọghachi na nbudata: Access recorded videos and photos stored on the SD card. You can stream them directly or download them to your phone.
- Ntọala: Adjust dash cam settings directly from the app, including video resolution, loop recording duration, G-sensor sensitivity, and Wi-Fi password.

Image: Illustration of the NexiGo D621 Dash Cam wirelessly transferring data to a smartphone via Wi-Fi, showing different transfer speeds for 5G and 2.4G Wi-Fi.
Video: Official NexiGo D621 User Guide demonstrating the process of connecting the dash cam to the mobile app and navigating its features.
7. Nlekọta
- lenses dị ọcha: Regularly clean the camera lenses with the provided cleaning cloth to ensure clear recordings.
- Hazie SD Kaadị: Format the Micro SD card periodically (e.g., once a month) to prevent data corruption and ensure optimal performance. This can be done via the dash cam's settings menu.
- Mmelite femụwe: Check the NexiGo websaịtị ma ọ bụ ngwa maka mmelite firmware ọ bụla dị iji melite arụmọrụ ma tinye atụmatụ ọhụrụ.
- Okpomọkụ: The dash cam is designed to operate in temperatures from -4°F (-20°C) to 158°F (70°C). Avoid prolonged exposure to extreme temperatures outside this range.
Video: Official NexiGo D621 User Guide demonstrating how to format the Micro SD card.
8. Nchọpụta nsogbu
- Dash Cam anaghị arụ ọrụ:
- Ensure the power cable is securely connected to both the dash cam and the vehicle's 12V outlet.
- Check the vehicle's 12V outlet for power.
- Try a different power cable or outlet if available.
- Recording Issues (e.g., blurry footage, missing files):
- Hichaa oghere igwefoto.
- Hazie kaadị SD.
- Ensure the SD card is properly inserted and not full. Replace the SD card if it's old or damaged.
- Lelee ntọala mkpebi vidiyo na menu.
- Nsogbu njikọ Wi-Fi:
- Ensure Wi-Fi is enabled on the dash cam and your smartphone.
- Verify the correct SSID and password are being used.
- Chezọ netwọk Wi-Fi nke igwefoto dash dị na ekwentị gị wee jikọọ ọzọ.
- Malitegharịa ekwentị dash yana ekwentị gị.
- GPS Data Not Displaying Correctly:
- Hụ na e jikọtara modulu GPS nke ọma ma nwee ozi doro anya view nke elu-igwe.
- Check time zone settings in the dash cam menu.
- For full GPS data, download the DVPlayer app from nexigo.com/dashcam na view footage na kọmputa.

Image: Illustration of the NexiGo D621 Dash Cam's built-in GPS, showing how it tags footage with location data, viewable on a map via the app or desktop software.
9. Nkọwapụta
| Nlereanya | D621 |
| Mkpebi vidiyo | Front: 4K/2K (1440P), Interior: 1080P, Rear: 1080P |
| Ubi nke View (FOV) | Front: 88°, Interior: 132°, Rear: 132° |
| Ihe mmetụta | Sony STARVIS IMX335 & IMX307 |
| Njikọta | Wi-Fi (2.4 GHz & 5.0 GHz), GPS |
| Nchekwa | Supports up to 256GB Micro SD Card (128GB included) |
| Okpomọkụ na-arụ ọrụ | -4°F ruo 158°F (-20°C ruo 70°C) |
| Isi Iyi Ike | Super Capacitor |
| Akụkụ | 5 x 4 x 2 sentimita asatọ |
| Ibu | 1.79 pound |
10. Akwụkwọ ikike & Nkwado
NexiGo products come with a standard manufacturer's warranty. For specific warranty details, product registration, or technical support, please visit the official NexiGo websaịtị ma ọ bụ kpọtụrụ ndị ahịa ha ọrụ.
- Ndị ọchịchị Websaịtị: www.nexigo.com
- Email nkwado: Gaa na ngwugwu ngwaahịa gị ma ọ bụ nke gọọmentị gị websaịtị maka ozi kọntaktị.
Maka nchekwa ọzọ, tụlee ịzụtaasing an extended protection plan. Options may include 2-Year or 3-Year Protection Plans, or a Complete Protect plan for broader coverage.





