Product Features:
1.The power supply is 9v-36v input, applicable to truck, bus and car installation.
2.The power cable is directly connected to the car battery, and the key control line can automatically start and shut down the DVR machine to ensure uninterrupted recording.When you take off your car key, the machine can stop video recording and automatically turn off. It is easy to operate.
3.Professional industrial-grade chip, high-performance A9 processor, four-channel CVBS or AHD 720P video signal, simultaneously single channel independent HD video recording, independent playback. Can support one way audio signal.
4.Support a variety of segmentation modes, such as four segments, three segments, two segments, single screen, etc., for convenient and quick viewing of monitoring scenes.
5.The HD TFT LCD screen is equipped with 1024 X 600 Pixels.
6.The special remote control can quickly and easily play back the video files, switch the segmentation mode and other features.
7.The three-way reversing ACC control line can make rapid response to reversing, turning left and right in microsecond, and switch to corresponding channel monitoring vehicle operation scenarios.
8. Bring 2W hi-fi amplifier. (optional features)
9.With high-speed SD card seat, it can support SD card with 32GB, 64GB, 128GB and 256GB of common capacity currently on the market,up to 1TB-2TB SD card.
10.Video encoding and decoding of H.264 protocol, with AVI file format, efficient compression. 4-way AHD simultaneous video, 256GB SD card can record about 120 minutes.
11.4-way general AHD aviation plug for easy access to 12V AHD cameras on the market. The aviation plug of the CH1 can be connected with the AHD camera’ audio.

12.The machine is equipped with super heat dissipation treatment. Working for a long time, the surface temperature of the machine does not exceed 50 degrees.

9 Inch Quad Screen AHD Car Monitor. Built-in MDVR recording function:
1.Size:184*120mm
2.Voltage: 9-36V
3.Contrast: 400:1
4.Brightness: 500
5.Physical resolution:1024*600
6.Standard: PAL/NTSC
7.Chipest: HI3520DV200
8.Processor: A9
9.Video Signal support: CVBS or AHD 720P
10.Control:OSD
11.Ratio: 16:9
12.View Angle :L/R:70,UP:50,down:70 degree
13.Display Mode:Single /dual/triple /Quad
14.Video input format: 720P & 960P
15.Video Compressor : H.264 .Fomat: AVI
16.Power Consumption: 15 Watt Max
17.OSD Control: Multi-lingual OSD, Reversing Delay, Power off screen,
TV mode,Turnover, Firmware Version, Back light.
18.Operating Temperature(Deg.C):-20℃±75℃
19.Storage Temperature(Deg.C):-30℃±80℃
20.Built-in MDVR, Support SD Card, 32GB, 64GB, 128GB, 256GB.
The max storage: 1TB-2TB SD card . 256GB SD card can keep recording,approx 120mins .
21.Recoding Ouput File: one channel to one file folder .
22.The Power Cable contact with car battery diretly,the car key control wire to start on/off DVR.
When the car stop and pull out the car key,DVR stop recording and turn off.
23.Built -in strong power dadiating processor,the surface temperature less than 50℃ for long time working
24.Attention: for the first time use ,please check the time if right,then adjust time as your local time 
25.Attention: for the first time use, put the SD into the monitor,then format the sd card

BUS/Truck AHD Infrared Camera
1.Chip: AHD720P
2.TV system: PAL50HZ
3.Effective pixels: 720P
4.Sensing area: 5.961 x 4.276mm
5.Horizontal resolution: 600TVL
6.Shutter speed: 1/60-20us
7.Minimum illumination: 0.2Lux/ F1.8=1.2 (0 Lux with Led)
8.White balance: Auto
9.Waterproof: IP67
10.Video output: 1.0Vp-p, 75ohm
11.View Angle: 120 Degree
12.Power supply: DC12-24V
13.Operating Temperature: -20°C~ 70°C, RH95% Max.
14.Storage Temperature: -30°C ~ 85°C, RH95% Max.
15.Horizontal synchronization frequency: 15625KHZ
16.SNR: >48dB
17.Power: 7W
18.Size: 73*40*25MM
19.Default Front view without parking line. Rearview Customized Accept