Product Details

4chs 1080P HD MDVR From Wardmay Ltd
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 256G
Specifications

Item	Device parameter	Performance
System	Model Number	WDM-MDVR8504BH(Series)
	Operating system	Embedded Linux OS(Hi3520DV400)
	Operating language	Chinese/English
	Password security	User password/Admin password
Audio & Video	Video standard	PAL/NTSC
	Video compression	H.265/H.264+
	Image resolution	1080P /960H/D1/CIF
	Playback quality	1080P /960H/D1/CIF
	Compound mode	4ch 1080P/4ch 960H/2ch 720P+2ch 960H
	Decoding ability	1ch 1080P 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
Firmware upgrading	Upgrading method	USB disk
Interface	AV input	4ch aviation interface
	AV output	1ch aviation AV output,Scalable 1ch VGA output(Standard without VGA output)
	Alarm	4chs digital inputs,(2 Positive trigger, 2 negative trigger); 2chs digital outputs
	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
Expand Functions	1. GPS	Optional
	2. GPS+Wifi	Optional
	3. GPS+3G/4G	Optional
	4. GPS+Wifi+3G/4G	Optional
Others	Power input	9~36V DC
	Power consumption	Standby 3mA Maximum consumption 18W @12V 1.5A @24V 0.75A
	Power output	5V 300mA
	Working temperature	-20 --- 70ºC
	Storage	720H 1G/h/channel, 960H/h/channel