The 70mai A800S is a top-notch dash cam that offers a range of impressive features, including 4K Ultra HD dual cameras, powerful night vision, 24-hour parking surveillance, and an Advanced Driving-Assistance System (ADAS). With built-in GPS and route tracking, seamless loop recording, and in-app control, this dash cam provides a comprehensive solution for capturing your journeys on the road. In this review, we will delve into the product’s details and explore its strengths and areas for improvement.
70mai A800S Dash Cam Full Review
After installing the 70mai A800S dash cam in my vehicle, I was immediately impressed by its performance. The dual-camera setup allowed me to capture both the front and rear views, providing an additional layer of safety and security. The 4K resolution ensured that the recorded footage was incredibly clear and detailed, even in low-light conditions. The night vision capability surpassed my expectations, delivering excellent visibility and minimizing image noise.
The 24-hour parking surveillance feature gave me peace of mind when leaving my car unattended. The G-sensor automatically detected any sudden movements or collisions, triggering recording and providing crucial evidence in case of an accident. The ability to access the event footage through the 70mai app was convenient and efficient.
The ADAS system proved to be a valuable asset during my drives. It effectively detected lane markings and alerted me with voice prompts if I deviated from my lane. The forward collision warning system accurately identified vehicles ahead and calculated their speed and distance, helping me stay vigilant and prevent potential accidents.
The built-in GPS and route tracking feature added an extra layer of functionality to the 70mai A800S. It accurately monitored and displayed real-time trip data, including time, speed, and coordinates. In the event of an accident, this information proved to be invaluable for insurance claims and roadside assistance.
Excellent 4K Ultra HD Dual Camera

The 70mai True 4K Dash Cam A800S is equipped with an excellent 4K Ultra HD dual camera system. With the 70mai 1080P RC06 rear camera, it allows for dual-vision recording, capturing both the road ahead and behind you. This feature adds an extra level of safety and security, giving you peace of mind while driving. The installation of the rear camera is also hassle-free, as it doesn’t require any cables or plugging in ports. Overall, the 4K Ultra HD dual camera system of the 70mai A800S ensures that you have a clear and comprehensive view of your surroundings while on the road.
Powerful Night Vision

The 70mai A800S Dash Cam excels in low-light conditions with its powerful night vision capabilities. It surpasses the traditional 3.3x low-light performance and delivers exceptional image quality. Thanks to its 3D DNR (Dynamic Noise Reduction) technology and full 7-Glass/F1.8 aperture lens, the camera effectively minimizes image noise, providing clear and sharp visuals even in challenging lighting situations. This means you can confidently use the dash cam at any time of the day or in adverse weather conditions, ensuring that you capture every important moment on the road.
24-Hour Parking Surveillance

The 70mai A800S dash cam is not just a dash cam for when you’re on the road. It also offers 24-hour parking surveillance to keep your vehicle protected even when you’re not around. The built-in G-sensor automatically detects sudden shakes or collisions and starts recording, ensuring that any crucial moments are captured as evidence.
In the event of an accident or incident, you’ll receive a notification to check the event footage in the 70mai app. For continuous parking surveillance, the 70mai Hardwire Kit UP02 (sold separately) is required. With 24-hour parking surveillance, you can have peace of mind knowing that your vehicle is always being monitored.
ADAS System Featured Dash Cam

The 70mai A800S Dash Cam features an Advanced Driving-Assistance System (ADAS) that enhances your driving safety. The ADAS system detects your surroundings and provides real-time voice alerts to warn you of potential safety issues. It automatically detects lane markings and alerts you if your vehicle is drifting out of the lane.
Additionally, the dash cam identifies the vehicle ahead and calculates the speed and distance, helping to prevent forward collisions. With the ADAS system, you can drive with confidence, knowing that you have an extra layer of assistance to keep you safe on the road.
Built-in GPS & Route Tracking

The 70mai A800S dash cam is equipped with built-in GPS, allowing you to monitor and display real-time trip data such as time, speed, and coordinates. This built-in GPS feature is crucial in tracking the exact location of an accident, which can be vital for roadside assistance and insurance claims.
It ensures that you have accurate and reliable data in case of any unforeseen events. It’s important to note that all customer data is saved locally, and 70mai ensures the protection of your data and private information. With built-in GPS, you can have peace of mind knowing that your trips are being accurately recorded.
In-app Control & Footage Sharing

The 70mai A800S Dash Cam offers convenient in-app control and footage sharing. The 70mai App is compatible with both iOS and Android systems, allowing you to easily view and download videos through a Wi-Fi hotspot connection. In the event of an accident, you can quickly share the footage with your insurance provider, ensuring a more efficient claims process.
Additionally, the app enables continuous OTA (Over-The-Air) updates, automatically fixing bugs and updating the software of the dash cam. With the in-app control and footage sharing features, managing and sharing your recordings has never been easier.
Seamless Loop Recording
The 70mai A800S Dash Cam features seamless loop recording, ensuring that you never miss any important moments on the road. When the SD card is full, the dash cam automatically overwrites the oldest videos with new content, allowing for continuous recording.
You can customize the video file length from 1, 2, or 3 minutes according to your preference. The dash cam supports microSD cards with a minimum capacity of 32GB and a read/write speed of U1 (UHS-1) and above. With seamless loop recording, you can confidently rely on the 70mai A800S to capture every detail of your journeys.
70mai A800S Dash Cam Pros:
- Excellent 4K Ultra HD Dual Camera: The 70mai True 4K Dash Cam A800S comes with a front and rear camera, allowing you to capture both the road ahead and behind you. This dual-vision recording provides an added layer of security and peace of mind while driving.
- Powerful Night Vision: The A800S is equipped with advanced low-light performance capabilities. With 3D DNR technology and a high-quality lens, this dash cam delivers clear and detailed footage even in low-light conditions. You can confidently use it at any time of the day or in various weather conditions.
- 24-Hour Parking Surveillance: The built-in G-sensor automatically detects sudden shakes or collisions when you’re not in your car and starts recording. This feature ensures that you have critical evidence in case of any important moments or accidents. You can easily review the event footage in the 70mai app.
70mai A800S Dash Cam Cons:
- Setup Instructions Could Be Improved: Some users have found the setup instructions to be lacking in providing detailed information about certain options and settings. It would be helpful to have clearer instructions to make informed choices based on individual needs.
- App Navigation Can Be Cumbersome: Although the 70mai app allows you to connect to the dash cam’s WiFi and view videos, some users find that it takes too many steps to access saved videos. Streamlining the app’s interface for video playback would enhance the user experience.
- Limited Customer Support: A few customers have expressed frustration with the lack of customer support for the camera. It would be beneficial to have a more accessible and responsive support system to address any issues or concerns.
Conclusion
Overall, the 70mai A800S dash cam is a high-quality dash cam that offers exceptional performance and a wide range of useful features. Its 4K dual-camera setup, powerful night vision, 24-hour parking surveillance, and ADAS system make it a reliable companion on the road.
The built-in GPS and route tracking provide added convenience and peace of mind. While there are minor areas for improvement, such as clearer setup instructions and an optimized app interface, the advantages of this product far outweigh any drawbacks. If you are looking for a top-of-the-line dash cam to enhance your driving experience, the 70mai A800S is definitely worth considering.
Questions & Answers:
Question: Can I use the 70mai A800S dash cam at night?
Answer: Yes, the A800S dash cam is equipped with powerful night vision capabilities, delivering excellent low-light performance for clear and detailed footage even in dark conditions.
Question: Does the 70mai A800S come with a rear camera?
Answer: Yes, the A800S includes a 70mai 1080P RC06 rear camera, allowing you to capture both the front and rear view while driving.
Question: How can I access the video footage recorded by the dash cam?
Answer: You can easily view and download the recorded videos through the 70mai app, which is available for both iOS and Android devices. Simply connect to the dash cam’s WiFi hotspot and access the videos through the app.