7inch LCD 4ch H.264 DVR/NVR/HVR/Screen 4 in1 home security system

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7inch LCD H.264 DVR/NVR/HVR/Screen 4 in1 home security system

	Model	ADVR-6404HM-S1	ADVR-6804HM-S1
System	Main processor	Embedded LINUX operating system,H.264(Main Profile) Hi3515C	Embedded LINUX operating system,H.264(Main Profile)Hi3520D
Display	Multilingual Language	YES, 28 kinds of language
	Display screen	1/4 screen	1/4/8ch screen
Video	Video standard	PAL(625 lines, 50fps); NTSC(525lines, 60fps)
	Monitor quality	Monitor:D1; HDMI,VGA:(12801024, 1024768, 1280*720)
	Playback quality	960H/D1/HD1/CIF	960H/D1/HD1/CIF
	Recording capability	4CH 960H@25fps/ch Recording / 1CH 720P AHD Playback Hybrid: 2D1(analog)+1720P(IP)+1960H(IP) IP: 41080P/4720P/8D1	8CH 960H@25fps Recording / 8CH 960H Playback Hybrid: 2D1(analog)+1720P(IP)+11080P(IP) IP: 81080P/8720P
	Playback capability
Audio	Audio compression	G.711A,
Interface	Video input	4CH BNC(1.0Vp-p, 75Ω)	8CH BNC(1.0Vp-p, 75Ω)
	Video output	1CH BNC, 1CH VGA,1CH HDMI	1CH BNC, 1CH VGA,1CH HDMI
	Audio input	1CH RCA	1CH RCA
	Audio output	1CH RCA	1CH RCA
	Network port	1*RJ45 10/100 Base-T self-adaptive Ethernet port
	PTZ control	1*RS485 port, Support more than 20 kinds protocols.
	USB port	3*USB 2.0 port
	HDD port	Accommodates 1 SATA HDDs (1 HDD capacity up to 3TB)
	Wireless Port	3G & WIFI (extension via USB port)
Remote	CMS	CMS Software for multiple DVR (up to 255 DVR simultaneously)
	Browser	Internet Explorer, Mozilla Firefox, Google Chrome, Safari
	On-line user	Max. 10
	Mobile Surveillance	YES (Support iPad, iPhone, BlackBerry, Windows Mobile, Symbian & Android;iPad, iPhone, Andriod have remote playback function)
Adaptor	Power Source (±10%)	DC 12V / 3A

Q: Hello, Hai Hong video recorder is covered can still be restored?: Was covered Can not restore, if this is deleted can be restored, with the software EasyRecoveryPro, you can. Make sure you do not write anything in the deleted position.

Q: Digital DVR parameters: Video input: Composite video input PAL system (25 frames / sec) NTSC system (30 frames per second) (BNC interface, 1V P-P, 75Ω)

Q: Hard disk video recorder no usb how to copy the file inside how u disk: Does the DVR have a network port? If you can plug in the network cable, first through the computer video data backup to the computer and then copy to the U disk is also possible

Q: Hard drive close to the digital hard disk video recorder can not open the machine: Second, it may be hard disk recorders in the hard disk failure, hard disk non-stop self-test, the need for a large current, resulting in power supply caused by continuous restart;

Q: H.264 digital hard disk video recorder how to boot automatic recording: Enter the password, enter the setup menu, find the "video" option, select the channel (that is, enter the video signal) is set to automatic recording. Other options are basically equipped with equipment installed. The stream must choose 512KB, or big, then your hard drive will be full of fast.

Q: Hard disk video recorder forgotten, how do?: 3, with jumper block J4 pin 1, 2 legs (near the resistance R5) placed in the short-circuit state 4, connected to the host power input, turn on the host power, start the host 5, then you will hear the front panel buzzer A beep sound indicates that the password has been cleared to the factory default mode

Q: There are hard disk video recorder also need video server, what is the difference between the two, do a large monitor with which: Design large-scale monitoring, then look at the budget and network layout: relatively speaking, hard disk video recorder front-end storage model, the cost will be lower, the network pressure will be relatively small; video server as a result of centralized storage, the network requirements will be higher The On the current video surveillance network, digital trends, the video server or network camera is the first choice, improve image clarity, more convenient for future expansion.

Q: Embedded digital hard disk recorders (DVR) what electronic components: DVR electronic circuit is mainly composed of digital circuits, the need for thousands of electronic original, there are ordinary chip resistors, capacitors, inductors, beads, digital logic chip, video codec chip, the system master CPU, Memory chips, flash memory, analog-to-digital conversion chip, power regulator chip, network chip, hard drive chip, reset chip, ordinary op amp chip, etc., too much. In addition there are some connectors, connectors and so on. And then go to PCB factory to do multi-layer PCB board. So what the original, the key is to see what you plan, when the program is determined, the original basically also determined.

Q: 16-channel digital hard disk recorders require several cameras: DVR uses digital recording technology, in image processing, image storage, retrieval, backup, and network transmission, remote control and so is far better than analog monitoring equipment, DVR represents the development of television monitoring system, is the market TV Monitoring system of choice for products.

Q: The traditional difference between digital hard disk recorders: Digital hard disk video recorder is the network called NVR, mainly for network cameras, network dome video storage. The analog hard disk recorder is called DVR, which mainly stores the video of the simulator.

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