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Mining Intrinsic Safe Video And Audio Recorder - China

price: 3.00 Dollar US$

Model: YHJ3.7

Description: YHJ3.7 Mining Intrinsic Safe Video & Audio Recorder

MA: MFA170017 (National safety sign for coal mining products)

ExibI: CMExC16.4624X (Intrinsic safe and explosion-proof products certificate)

Exib II: CMExC17.4213 (Intrinsic safe and explosion-proof products certificate) Introduction:

1 - Digital video camera, digital camera, talkback transmitter function.

2 - Record detection process.

3 - Applicable for coal mining, non-coal mining, industrial park, railway, police fields.

Technology parameters:

1 - Sensor: 32-megapixel, CMOS

2 - Night vision function: see facial expressions clearly within 12 meters; see people’s profile within 20 meters.

3 - Video output: HDMI port: composite video signal output (PAL).

4 - Wireless transmission: external wireless transmit module, support data flow or file format transmission.

5 - Prerecord/ Video delay function: ≥10s.

6 - Intercom function: built-in microphone and horn.

7 - Optical filter switcher: automatic/ manual.

8 - Interface: USB 2.0/HDMI/data interface.

9 - Flash lamp: warning flash function

10 - GPS function: built-in GPS module.

11 - External cell box: expand battery capacity and have charging function.

12 - Display: 2.0 inch 16: 9 TFT LCD, HD 960 × 240.

13 - Large field angle: horizontal field angle ≥ 135.

14 - Video: H.

264 compressed format, 1296P(2304*1296) 1920×1080, 30 frames/s 1440×1080, 30 frames/s 1280×720, 60 frames/s, 848×480 - 15 - Image pixel: 7600×4275 32-megapixel, 5472×3648 23-megapixel, 4608×3456 16-megapixel, 4000×3000, 3200×2400, 2592×1944

16 - Battery operating time: high capacity battery, 3.7V 3600mAh, continuous working time 10 hours, stand-by time 240 hours, superior to standard A.

17 - Storage capacity: standard 16G, max 128G.

18 - Anti-impact: can withstand the fall from 3m height.

19 - Zoom: 1-8 multiple digital zoom.

20 - Shortcut video function: Under shutdown status, long-pressing video button can take videos directly.

21 - Lighting: LED

22 - Dimensions: 90×60×30mm

23 - Weight: 150g


Company Contact:


  • Phone: +8651683890183

  • Address: Building A, Science and Technology Park, China University of Mining and Technology, Quanshan distric, Xuzhou , Jiangsu , China

  • Email: Email

Published date: May 9, 2019

  • Business Description: Manufacture and sell mining measuring instruments and meters.

    We are a professional manufacturer of coal mining safety supervision devices, energy saving testing devices, security support equipment and firefighting products.

    We are an university-enterprise cooperation enterprise and own scientific research support from “China University of Mining and Technology” which is a very famous university in China.

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