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By certification 
4 Channel WiFi Security Camera DVR AHD 1080P Recorder With 32G 64G SD Card 3G 4G Network Wifi GPS
FEATURES:
●Built-in high performance Hisilicon chipsets, coded with H.264 standard, high compression rate and image qulity
●4CH AV Inputs with AHD 720P/960H/D1/CIF optional, 1CH synchronized AV output, 1CH VGA output
●4CH local recording with 720P resolution in real time
Power:
●Professional In-Vehicle power design, 9-32V DC Wide Voltage Range
●Multi protection circuits like under-voltage, short, reversed plug-in
●Smart power management system, shutdown under low voltage, low consumption when standby
Data Storage:
●Special file management system to encrypt and protect the data
●Proprietary technology to detect the bad track of the SD card which can make sure the continuity of video and long service life of the SD card
●Built-in ultracapacitor, avoid data loss and sd card damage caused by sudden outage
●Support SD card storage, maximum 256G
Transmission Interface:
●Support GPS/BD optional, high sensitivity, fast positioning
●Support wireless download by WiFi, 802.11b/g/n, 2.4GHz
●Support 3G/4G transmission, LTE/HSUPA/HSDPA/WCDMA/EVDO/TD-SCDMA
Technical parameter:
Item |
Device parameter |
Performance |
System |
Main processor |
Hi3520DV200 |
Operating system |
Embedded Linux OS |
|
Operating language |
Chinese/English |
|
Operating interface |
GUI, Support mouse |
|
Password security |
User password/Admin password |
|
Audio |
Video standard |
PAL/NTSC |
Video compression |
H.264 |
|
Image resolution |
720P /960H/D1/CIF |
|
Playback quality |
720P /960H/D1/CIF |
|
Compound mode |
4ch 720P/4ch 960H/2ch 720P+2ch 960H |
|
Decoding ability |
1ch 720P real time |
|
Recording quality |
Class 1-6 optional |
|
Image display |
Single/QUAD display optional |
|
Audio Compression |
G.726 |
|
Audio recording |
Audio & Video synchronized recording |
|
Recording & Playback |
Recording mode |
Manual/Alarm |
Video bit rate |
Full frame 4096Mbps，6 classes image quality optional |
|
Audio bit rate |
8KB/s |
|
Storage media |
SD card storage |
|
Video inquiry |
Inquiry by channel/Recording type |
|
Local playback |
Playback by file |
|
Firmware upgrading |
Upgrading mode |
Manual/Automatical/Remote |
Upgrading method |
USB disk/Wireless network |
|
Interface |
AV input |
4ch aviation interface |
AV output |
1ch VGA video output, 1ch aviation AV output |
|
Alarm input |
4 digital inputs (2 Positive trigger, 2 negative trigger) |
|
SD card |
1 SDXC High speed card (up to 256G) |
|
USB interface |
1 USB 2.0 (support U disk/mouse) |
|
Ignition input |
1 ACC signal |
|
UART |
1 LVTTL Level |
|
LED Indication |
PWR/RUN/SD/ALM |
|
SD card lock |
1 |
|
Debug port |
1 |
|
Function extention |
GPS |
Support detecting antenna Plug in/Unplug/Short circuit |
WIFI |
802.11b/g/n, 2.4GHz |
|
3G/4G |
Supports CDMA/EVDO/GPRS/WCDMA/FDD LTE/TDD LTE |
|
Others |
Power input |
9~32V DC |
Power output |
5V 300mA |
|
Power consumption |
Standby 3mA |
|
Working temperature |
-20 --- 70℃ |
|
Storage |
720P 1G/h/channel |
|
Dimension |
142*152*32 mm |
Front Panel:
Back Panel:
