The SJ4000 Car DVR Camera is a waterproof and sport DV camera that comes with a 1080P HD 1.5-inch display.
It is an affordable device that has the added functionality of a web camera and HDMI HD output. With its wide-angle lens and multi-language support it caters to a wide audience.

One of the key features of the SJ4000 Car DVR Camera is its 170° A+ HD wide-angle lens which allows users to capture more in their shot. It offers high-quality videos at 1080P (1920*1080) 30FPS and 720P (1280*720) 60FPS, making it ideal for sports and adventure enthusiasts. The device also supports multiple languages, which makes it accessible to a wider audience. The waterproof design enables it to be used in various outdoor activities such as surfing, skiing or biking.

The SJ4000 Car DVR Camera is a strong contender in the action camera market but there are some potential drawbacks. One disadvantage is the lack of AV-OUT Function, which limits the use of external displays. Some users have reported difficulties upgrading the firmware, resulting in bricked devices. On the positive side, the camera offers good value for money with a range of accessories included in the package. The camera is easy to use and is an excellent entry-level option for those looking to experiment with action cameras.

In conclusion the SJ4000 Car DVR Camera is a must-have for anyone looking for an affordable and user-friendly action camera. The camera's wide-angle lens and high-quality video output make it ideal for outdoor activities such as skiing, surfing, or biking. The waterproof design and range of accessories included in the package make it a versatile device that can be used in various situations. However, the lack of AV-OUT Function and potential firmware upgrade difficulties should be considered before making a purchase. Overall the SJ4000 Car DVR Camera is an excellent choice for anyone looking to get started with action cameras.