1. 제품 오버view
The Road Angel Halo Pro is an advanced dual-channel dashcam system designed to provide comprehensive video surveillance for your vehicle. It records high-resolution footage from both the front and rear of your vehicle, offering peace of mind and crucial evidence in the event of an incident. Its compact design ensures minimal obstruction to your view.

Figure 1.1: Road Angel Halo Pro Dashcam Front and Rear Units.
주요 특징:
- 듀얼 카메라 녹화: Captures 2K (1440p) footage from the front and 1080p from the rear simultaneously.
- 넓은 View각도: 140-degree front and 120-degree rear viewing angles for extensive coverage.
- 내장 GPS: Records speed and location data for accurate incident reconstruction.
- G-센서: Automatically detects impacts and sudden movements, locking the current footag덮어쓰기를 방지합니다.
- 주차 모드: Provides 24/7 surveillance when your vehicle is parked, protecting against bumps and vandalism.
- Wi-Fi 연결: Seamlessly connect to the dashcam via a smartphone app for live view, footage playback, and settings management.
- 루프 녹음: 지속적으로 기록하며 가장 오래된 파일을 덮어씁니다.tage 메모리 카드가 가득 찬 경우.
- 야간 투시경: Enhanced low-light performance for clear recordings in challenging conditions.

그림 1.2: 이상view of Halo Pro's main features including dual cameras, 2K quality, wide viewing angles, parking mode, and GPS/telematics.
2. 설정 및 설치
Proper installation is crucial for optimal performance of your Road Angel Halo Pro Dashcam. Please follow these steps carefully.
2.1 패키지 내용
시작하기 전에 모든 구성 요소가 있는지 확인하세요.
- Road Angel Halo Pro Front Camera Unit
- Road Angel Halo Pro Rear Camera Unit
- 후면 카메라 연결 케이블
- Power Cable (12V USB-C)
- 접착 패드가 있는 장착 브래킷
- 사용 설명서 (본 문서)
2.2 마이크로 SD 카드 삽입
The Halo Pro supports Micro SD cards up to 128GB (sold separately). A high-speed Class 10 or U3 card is recommended for reliable recording.
- Locate the Micro SD card slot on the side of the front camera unit.
- Insert the Micro SD card with the gold contacts facing away from the screen until it clicks into place.
- 제거하려면 카드를 살짝 밀어 넣어 딸깍 소리가 날 때까지 밀어 넣은 다음, 손을 떼서 꺼냅니다.
2.3 대시캠 장착
Choose a location that does not obstruct the driver's view or interfere with airbags. The recommended position is behind the rearview 거울.
- Clean the windshield surface thoroughly where the dashcam will be mounted. Ensure it is dry and free of dust.
- 접착 패드를 장착 브래킷에 부착하세요.
- Peel off the protective film from the adhesive pad and firmly press the bracket onto the chosen location on the windshield for at least 30 seconds.
- Slide the front camera unit onto the mounted bracket until it locks securely.
- For the rear camera, mount it on the rear windshield, ensuring a clear view. Connect it to the front unit using the provided rear camera cable. Route the cable neatly along the vehicle's interior trim.

Figure 2.1: Illustration of dual front and rear dashcam placement and their respective viewing angles (140° front, 120° rear).
2.4 전원 연결
Connect the power cable to the dashcam's USB-C port and route it to your vehicle's 12V power outlet (cigarette lighter socket) or a hardwire kit (sold separately) for parking mode functionality.
- Plug the small end of the power cable into the USB-C port on the dashcam.
- Plug the other end into your vehicle's 12V power outlet.
- 차량 시동을 걸세요. 블랙박스가 자동으로 켜지고 녹화를 시작할 것입니다.
3. 대시캠 작동
The Road Angel Halo Pro is designed for simple operation, with most functions managed via the dedicated smartphone app.
3.1 Initial Power On and Recording
Once connected to power, the dashcam will automatically power on and begin loop recording when the vehicle's ignition is on. The front and rear cameras will record simultaneously.
3.2 스마트폰 앱 통합
The Road Angel app allows you to control settings, view 라이브 푸tag그리고 녹음을 다운로드하세요.
- Download the "Road Angel Halo" app from your smartphone's app store (available on iOS and Android).
- 대시캠을 켜세요.
- On your smartphone, go to Wi-Fi settings and connect to the dashcam's Wi-Fi network (SSID and password can be found on the dashcam or in the manual).
- Open the Road Angel Halo app. You should now see the live view from the dashcam and be able to access its features.

Figure 3.1: Smartphone integration showing live view, playback, and app download options for the Halo Pro.
3.3 G-센서 및 비상 녹화
The built-in G-Sensor detects sudden impacts or rapid acceleration/deceleration. When triggered, it automatically locks the current video segment, preventing it from being overwritten by loop recording. These emergency file파일은 SD 카드 내 별도의 폴더에 저장됩니다.
3.4 주차 모드
For 24/7 surveillance, the Parking Mode feature requires a continuous power supply (e.g., via a hardwire kit). In parking mode, the dashcam will monitor for impacts or motion and record accordingly, conserving power when idle.

Figure 3.2: Parking Mode feature, illustrating G-Sensor detection and continuous surveillance for your vehicle.
3.5 Accessing and Managing Footage
푸tage can be accessed and managed in two primary ways:
- Via Smartphone App: Connect to the dashcam's Wi-Fi, open the app, and navigate to the playback or gallery section. You can view, download, and share video clips directly from your phone.
- 마이크로 SD 카드를 통해: Remove the Micro SD card from the dashcam and insert it into a computer's card reader. Video files are typically organized into folders (e.g., Normal, Event, Parking).

Figure 3.3: Accessing and managing footage instantly on your smartphone via Wi-Fi, showing 2K front and 1080p rear capture.
4. 유지관리
정기적인 유지 관리는 블랙박스의 수명과 최적의 성능을 보장합니다.
4.1 마이크로 SD 카드 관리
It is recommended to format the Micro SD card regularly (e.g., once a month) using the dashcam's app or settings menu. This helps prevent data corruption and ensures smooth recording. Replace the SD card if you experience frequent errors or degraded performance.
4.2 렌즈 청소
Periodically clean the front and rear camera lenses with a soft, lint-free cloth. Avoid abrasive materials or harsh chemicals that could scratch the lens or damage the coating.
4.3 펌웨어 업데이트
Check the Road Angel website or app periodically for firmware updates. Keeping your dashcam's firmware up-to-date can improve performance, add new features, and resolve bugs.
5. 문제 해결
If you encounter issues with your Road Angel Halo Pro, refer to the following common problems and solutions.
5.1 Dashcam Not Powering On
- 전원 연결을 확인하세요. Ensure the power cable is securely plugged into both the dashcam and the vehicle's 12V outlet.
- 차량 출력: Verify that the vehicle's 12V outlet is receiving power (e.g., by testing with another device).
- 퓨즈: Check the fuse in your vehicle's fuse box that corresponds to the 12V outlet.
5.2 "SD Card Error" Message
- SD 카드 포맷 : Format the Micro SD card using the dashcam's app or by inserting it into a computer and formatting it to FAT32.
- Check SD Card Compatibility: Ensure you are using a Class 10 or U3 Micro SD card from a reputable brand.
- Replace SD Card: If errors persist, the SD card may be faulty and require replacement.
5.3 Wi-Fi 연결 문제
- Dashcam On: Ensure the dashcam is powered on and Wi-Fi is enabled.
- 네트워크 잊어버리기: On your phone, 'forget' the dashcam's Wi-Fi network and try reconnecting.
- 장치 재시작: Restart both your smartphone and the dashcam.
- 앱 권한: Ensure the Road Angel Halo app has necessary permissions (e.g., location, local network access) on your smartphone.
5.4 비디오 품질이 좋지 않음
- 깨끗한 렌즈: Ensure both front and rear camera lenses are clean and free from smudges or dirt.
- 보호 필름: Check if any protective film is still on the lenses.
- 해상도 설정: Verify that the recording resolution is set to the highest available (2K front, 1080p rear) in the app settings.
6. 사양
Detailed technical specifications for the Road Angel Halo Pro Dashcam.

Figure 6.1: Detailed product specifications including dimensions and technical parameters.
| 특징 | 사양 |
|---|---|
| 모델 번호 | Aura HD3 |
| 녹화 해상도 | Front: 2K (1440p), Rear: 1080p |
| View잉 각도 | 전면: 140°, 후면: 120° |
| 이미지 센서 | Omnivision ovo4b10 |
| 프로세서 | Hisilicon hi3556 |
| 메모리 지원 | Up to 128GB Micro SD (Class 10/U3 recommended) |
| 연결성 | Wi-Fi, Micro USB / USB-C |
| G센서 | 내장형 |
| GPS | 내장형 |
| 디스플레이 유형 | 액정표시장치 |
| 전원 입력 | 12V USB-C |
| Product Dimensions (Front Unit) | 6.2 x 9.3 x 2.8cm |
| 제품 무게 | 0.13kg(130g) |
| 작동 온도 | Refer to manufacturer's guidelines |
7. 보증 및 지원
For warranty information, technical support, and frequently asked questions, please visit the official Road Angel web사이트를 방문하거나 고객 서비스에 직접 문의하세요. 보증 청구를 위해 구매 증빙 자료를 보관하세요.
Road Angel Official Web대지: www.로드엔젤그룹.com





