Live audio and video recorder DSJ-AF

Host 1. The camera adopts a CMOS image sensor, with an actual effective pixel count of 16 million, a 4x zoom lens, and a horizontal field of view angle of 120 deg;. The diagonal of the display screen is 5cm. The display brightness supports 720cd/square meter, and the contrast ratio is 1700:1

2.2 Integrated recording, photography, recording, intercom transmitter, HDMI high-definition output and other functions

3.3 Memory capacity: 16G, 32G optional

4. Wear a dual fixture (shoulder badge and chest hang) and&# quo; Recorder; Paired, easy to pick, anti drop and shockproof, achieving firm wearing and protection

5. Recording function: 1. Using H.264 video compression format, with a resolution of 1080P (1920X1080), 1440X1080, 1280X720 or 848 X480, at least four adjustable settings, and a recording frame rate of 30 frames per second

6.2. Equipped with emergency recording function, long press the camera button in the off state to directly turn on and enter recording mode to respond to emergency law enforcement recording needs

7.3. Pre recording and delayed recording function, which can pre record video and audio information for 18 seconds before and after triggering; Delay recording of video and audio information for 45 seconds before and after triggering

8. Photography function: One click photography function, photo format: JPEG; The photo resolution is 4608X3456. The photo has four levels of pixels: 4608 * 3456, 4000 * 3000, 3200 * 2400, and 2592 * 1944, which can be adjusted and selected according to actual needs. Equipped with continuous shooting function, capable of taking photos in sequence

9. Equipped with capture function, it can capture photos with a resolution equivalent to video resolution when the device is in recording mode, and capturing does not affect the recording process

10. Photo enlargement function, which can zoom in, out, and adjust the position of the photo up, down, left, right; Photos can be enlarged by 8x

11. Recording function: Single click individual recording function: In the shutdown state, you can press the corresponding button to directly enter the recording state

12. Infrared night vision has intelligent sensing infrared night vision function, automatically switches on and off infrared night vision lights, built-in infrared filters, and can manually switch infrared lights. Built in infrared light

13. Integrated intercom function with intercom delivery function. By connecting to the intercom through a dedicated cable, the recorder host can be used as" Shoulder" Use to achieve the functions of sending and calling calls

14. Visual remote control function (optional) Expandable visual wireless remote control, which must have a 2.0 inch display screen and be able to remotely operate all functions

15. The laser positioning host is equipped with a built-in laser light source, which can achieve the function of positioning the camera angle and facilitate timely calibration of the camera angle

16. Protection level: The protection level meets the requirements of IP66 in GB4208-2008

17. Video playback function: This device can perform audio playback of the captured content, enabling circular browsing of videos, photos, and audio files. During video playback, it can also have fast forward, fast rewind, and pause functions

18. Weight of the main engine 160g

19. Size: Host size: 110mm * 65mm * 45mm

20. Continuous recording time of the built-in battery: The device must use a built-in non replaceable lithium polymer battery, comply with the requirements of GA/T 947-2011 standard, and meet the requirements of continuous recording working time of 10 hours and standby time of 72 hours

21. Battery charging time: The battery charging time should be 5.5 hours

22. The time from pressing the power on button to entering the viewfinder preview mode of the boot time recorder shall not exceed 2 seconds

23. Host prompt function: real-time display of memory capacity and memory capacity display; Operation with sound prompts; Low battery voltage alarm and memory overflow prompt function

24. Positioning function (extended function) can receive satellite data and provide positioning information

25. Anti drop naked machine can freely fall at a distance of 2 meters, and saved content will not be lost

26. The upper computer system software has corresponding upper computer management software functions. The system management software has the following main functions: a) hierarchical management and authorization authentication; b) The system sets basic parameters such as time, password settings, and grading; c) Upload, delete, and query the files recorded in the recorder; d) Classify, store, and search based on recorder number, police officer information, and time. The system management software can have the function of automatic data import. When the recorder is connected to an authorized upper computer through a communication interface, it can automatically upload the internal video and audio information, photos, and log data of the recorder

27. Durability: The main components have undergone durability testing: power switch 2500 times, shutter 9000 times, LCD display and switch 1500 times, movable components 2500 times, and mode selection switch 2500 times. After the test, they can work normally

28. Password input is for emergency data transmission. After the recorder is connected to the upper computer, a password input interface should pop up on the screen. The password can be manually entered on the device for data collection