1080P 4 Channel 3G/4G/WiFi/GPS Car DVR Mdvr

1080P 4 Channel 3G/4G/WiFi/GPS Car DVR MDVR Features * Built-in high performance Hisilicon chipsets, coded with H.264 standard, high compression rate and image qulity; * 4CH AV Inputs with AHD 1080P/960H/D1/CIF optional, 1CH synchronized AV output, Scalable 1CH VGA output; * 4CH local recording with 1080P resolution in real time * Support GPS/BD extension(standard without GPS/BD)Power:* Professional In-Vehicle power design, 9-36V 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 256GSpecificationsItemDevice parameterPerformanceSystemModel NumberWDM-MDVR8504BH(Series)Operating systemEmbedded Linux OS(Hi3520DV400)Operating languageChinese/EnglishPassword securityUser password/Admin passwordAudio &  VideoVideo standardPAL/NTSCVideo compressionH.265/H.264+Image resolution1080P /960H/D1/CIFPlayback quality1080P /960H/D1/CIFCompound mode4ch 1080P/4ch 960H/2ch 720P+2ch 960HDecoding ability1ch 1080P real timeRecording qualityClass 1-6 optionalImage displaySingle/QUAD display optionalAudio CompressionG.726Audio recordingAudio & Video synchronized recordingRecording &     PlaybackRecording modeManual/AlarmVideo bit rateFull frame 4096Mbps,6 classes image quality optionalAudio bit rate8KB/sStorage mediaSD card storageVideo inquiryInquiry by channel/Recording typeLocal playbackPlayback by fileFirmware upgradingUpgrading modeManual/AutomaticalUpgrading methodUSB diskInterfaceAV input4ch aviation interfaceAV output1ch aviation AV output,Scalable 1ch VGA output(Standard without VGA output)Alarm4chs digital inputs,(2 Positive trigger, 2 negative trigger); 2chs digital outputsSD card1 SDXC High speed card (up to 256G)USB interface1 USB 2.0 (support U disk/mouse)Ignition input1 ACC signalUART1 LVTTL LevelLED IndicationPWR/RUN/SD/ALMSD card lock1Debug port1Expand Functions1. GPSOptional2. GPS+WifiOptional3. GPS+3G/4GOptional4. GPS+Wifi+3G/4GOptionalOthersPower input9~36V DCPower consumptionStandby 3mA Maximum consumption 18W @12V 1.5A @24V 0.75APower output5V 300mAWorking temperature-20 --- 70ºCStorage720H 1G/h/channel, 960H/h/channelProduct ShowCompany Culture:How to order from us 1.Please confirm the model numbers and quantities that you would like to purchase to our sales person, or email to us. 2. We will send you a Proforma Invoice to specify net cost of mentioned goods and other relevant charges once you confirm the order.  3. After you arrange the payment and send us your bank slip, we will put your order down to production, and let you know the ready date in 2 days.  4. When the goods are finished, we will send them by air express, or by sea, or other available shipping methods appointed by customers, and let you know the tracking number and estimated time of arrival.   MOQ 1.For the sample t order, we have no limit for the quantity. 2. From the second order, the MOQ is 50pcs. 3.OEM MOQ is 100pcs/model, Special cases can be negotiated   Payment Terms T/T, Western Union, PayPal, Money Gram  1. Under T/T, there will be USD30.00 bank charge for each individual remittance.  2. We can put customers' orders down to production once we get the bank slip copy.  3. If order value less than 50,000USD, we should get 100% payment before production;   Lead Time: 1.Sample order can be delivered from our company in 3 working days. 2. General order can be delivered from our factory in 2 - 7working days.  3. Big order can be delivered from our factory in 15-20 working days at most.   Shipping:FEDEX, DHL, TNT, UPS, EMS, HongKong Post, Aramex, Air Freight, Ocean Shipping OEM/ODM Service 1 If the total order quantities are above 50pcs, we can silk-screen print customer's logo on the products, and put customer's model numbers in the labels and boxes by free of charge.  2. We accept ODM projects, and welcome your enquiries!  Warranty Policy We provide 2 years warranty for CCTV Cameras and DVRs after the shipment date. Any product proves defective under normal usage, excluded improper use, shipping accident and human fault.we will repair or replace it by free of charge.  Technical Support We have professional technical support team to support our customers, and if you have any question for the technology of our products, please email to us, and we will reply to you immediately. Also if you have any doubt for the information on our website or any feedback for the quality of our products, please email to us, and thanks for your all comments in advance. Q: Why do you choose us? 1) Prompt reply. Your inquiry related to our products or price will be replied withi