In this article, we will look at the technical features of the SJ4000 action camera, which has become popular due to its unique parameters and capabilities. It has a waterproof container, allows you to shoot Full HD at an angle of 170 degrees. It has a built-in 1.5-inch screen, and comes with a variety of different mounts that can be installed on various planes and surfaces.
Along with this camera, its modification is sold - action camera SJCAM SJ4000 Wi-Fi, which adds the ability to control the device via the Internet. The technical characteristics of these two cameras are the same with a few exceptions, so we will consider them at the same time, emphasizing the small details of their differences. In fact, these two modifications differ only in the possibility of accessing the Internet through a Wi-Fi point.
Main parameters and hardware data
The SJ4000 Full HD action camera features a 1.5-inch display and a 170-degree wide-angle lens with 4x zoom. Inside the device is a Novatek NT96650 processor. Supports menus in 10 common languages of the world, includingnumber and in Russian.
Records and plays video in 640x480, 848x480, 1080x720, 1920x1080 resolutions. The video file format is MOV.
Can take single shot, delayed photo, facial recognition. Has a USB port. The SJ4000 Wi-Fi action camera, like Full HD, is charged from a 5V adapter, the battery capacity is 900 mah. The device supports microSD cards. The weight of the device with the battery is only 60 grams.
Exterior design
SJ4000 action camera review starts with appearance. The size of the device is slightly larger than a box of matches, the thickness is twice as much. When assembling, high-quality plastic is used. The camera fits nicely and comfortably in the hand, does not slip, it does not leave fingerprints. Models of the device are available in various shades, but the most popular color of the device is black, which gives the device rigor and presentability.
The camera has four buttons: in front - turn on, go through the menu; at the top - start and stop shooting, on the side there are two keys responsible for playback volume, image magnification and acceleration (deceleration) of video scrolling.
SJCAM SJ4000 action camera package contents
The device comes with a variety of mounting mechanisms made of durable and reliable plastic. These parts can be combined with each other to obtain the necessary fastening. How to attach them is described in the instructions.
Also included is a steel rope for safety, withstanding a weight much greater than the masscameras. In the package you can find double-sided tape for fixing the device on a fixed surface. However, it can peel off in the sun, so you should always secure with a cable.
Sealed chamber
SJ4000 action cameras are equipped with a special aqua block, durable and reliable. It snaps on tight so water can't get in. In addition, in a waterproof container there are chambers filled with air. This is to prevent the camera from sinking if it falls off the mount while shooting underwater.
Aquablock comes with an additional back cover with holes on the sides. It is designed to enhance microphone performance in wet or muddy conditions when the camera is not being used underwater.
Sound
Action camera SJ4000, the reviews of most users emphasize this, it has good sound: almost every word is heard from five meters. Although some people are not satisfied with the sound quality. This most likely depends on the environmental noise and the build quality of a particular model. The recording here is accompanied by an overdubbed music track, without the sounds of nature and ambient noise.
SJ4000 Action Camera Charging Battery
The battery of the device has a capacity of 900 MAX, which allows you to shoot video in 1080p for 1.5 hours with the display off and about an hour with the screen on. The camera comes with one battery, so it is recommended to purchase an extra one.
Photo and video image
The photo quality of the SJ4000 action camera is not high, it is better to entrust this function to ordinary cameras. The video is much better. Can record in Full HD 30 frames per minute. One second of shooting in this format takes up about 2 megabytes of memory.
The night shooting function is well developed. Image quality is surprisingly good. Naturally, nothing can be shot in complete darkness without illumination, but if it is still present, then evening landscapes and scenes turn out to be of good quality.
Wi-Fi function
Sjcam SJ4000 WiFi action camera connects to the popular Google Play and Apple Store applications, but when connected to the Windows operating system, the device is not detected. This requires a special USB cable. This is one of the most significant disadvantages of the device.
The camera can be controlled from a mobile device based on Android or IOS, the main thing is that the device is in the Internet coverage area.
The SJ4000 WiFi action camera uses any access point it can find to connect to the network. You do not need to additionally purchase special cables to connect the device. For example, just go to any cafe with Wi-Fi, and the camera will automatically connect to the network.
Size of saved files
At the maximum resolution (1080p) of image quality, the SJ4000 action camera reserves about 300 megabytes of memory for a 3-minute video. microSD cards on32 gigabytes is enough for an average of 5.5 hours of shooting.
If you reduce the resolution to 720p, then a 10-hour video can be placed on the same card. In this case, the quality of shooting will not be much worse than with high resolution.
Device features
The SJ4000 action camera, in addition to the ability to loop recording for 3, 5 or 10 minutes, has the function of reverse video scrolling and shooting 60-120 frames per minute. The camera is often installed instead of a car recorder, since it has a loop recording function.
Device price
The camera we describe is popular among users. It can be found in almost every specialized store in all CIS countries. A device with a standard set of equipment costs an average of $ 80. The same Chinese camera with additional accessories (some mounts that are missing in the usual set or another battery) will already be estimated at $100-120.
This model is so famous, convenient and affordable that even in China itself they began to falsify it. Therefore, in order not to buy a fake, you should purchase a camera from trusted sellers. Also, on the latest models of the device, a special logo is installed with the inscription "SJCAM".
Conclusion
This device pleases its owners with high quality workmanship and work, as well as a low price. Of course, there will be people who will find some kind of defect or be dissatisfied with the functionality. But it shouldn'tforget that the product is fully consistent with the "price - quality" parameter. Anyone who wants to buy a professional camera can shell out hundreds of dollars for it. And this camera for its $ 100 has the following advantages:
- Full HD video recording in 1080p resolution.
- Waterproof aquablock that can be used at a depth of up to 25-30 meters. - 1.5-inch LCD display that allows you to view the captured video files;
- There is a function to delete photos and videos without connecting to a PC.
- Replaceable battery.
- As an option, it is used instead recorder, thanks to the loop recording function.
- It has the ability to turn on at the set time and has a motion sensor.
- Projects the date and time on the photo frame and video..
- There is an HDMI output to a TV for widescreen viewing of the filmed video.
- Can be used as a webcam when connected to a computer.
- Wi-Fi option provides connectivity with mobile devices and apps.
Thus, it is clear that the device fully meets its price. Feedback from most users of this device emphasizes its great features at a low cost.
This matchbox-sized gadget is not only an entertainment device, but also a very useful thing. Sometimes you need to shoot something without attracting attention to yourself, secretly and unexpectedly capture some scene, then the camera we are describing will be an indispensable assistant. True, this is a video camera, the photos on it are nothave that high quality that high-quality digital cameras are accustomed to pleasing our eyes. But in some cases, for lack of a camera at hand, you can use the described camera. But still, its main advantage is the quality of the video taken both under water and in various natural and climatic conditions, with the possibility of installation in almost any place.
