​Standalone, 4CH H.264 Video in, 2ch audio input,1 SATA HDD, USB 2.0,Record: 1st channel D1 realtime, the other channels CIF realtime, dual encoding streams, smart phone monitoring(windows mobile), VGA OUTPUT, with RS485 and alarm

Model		DZ-4004
System	Main Processor	High performance embedded microprocessor
	Operating System	Embedded LINUX
	System Resources	Pentaplex function: live, recording, playback, backup & remote access
	Control Mode	Front panel, USB mouse, IR remote control, Keyboard, Network
Video	Input	4 channel, BNC(1.0Vp-p, 75 )
	Standard	NTSC(525Line, 60f/s), PAL(625Line, 50f/s)
	Output	1 TV, BNC(1.0Vp-p, 75 ), 1 VGA
Audio	Input	2 channel, BNC(200-2800mV, 30K ), Channel 1 for bidirectional-talk input synchronously
	Output	1 channel, BNC(200-3000mV, 5K )
Display	Display Split	1/4
	Resolution	1280×1024, 1280×720, 1024×768, 800×600
	Tour Display	Support
	Privacy Masking	4 self-de ned four-sided zones for privacy masking for each camera
	OSD	Camera title, time, video loss, camera lock, motion detection, recording
Recording	Video/Audio Compression	H.264 / G.711
	Image Resolution	D1/4CIF(704×576/704×480) / CIF(352×288/352×240) / QCIF(176×144/176×120)
	Encoding Speed	Main Stream:
		Channel 1: D1/CIF/QCIF (1~25/30fps);
		Channel 2~4: CIF/QCIF (1~25/30fps), D1 (1~6/7fps)
		Extra Stream: QCIF(1~25/30fps) , CIF(1~6/7fps)
	Bit Rate	32~2048Kb/s
	Image Quality	1~6 level(level 6 is the best, VBR e ectively)
	Recording Mode	Manual, Schedule(Regular(Continuous), MD(Video detection: Motion detection, Camera
		blank, Video loss), Alarm), Stop	blank, Video loss), Stop
	Recording Priority	Manual >Alarm >MD >Regular	Manual >MD >Regular
	Recording Interval	1~120 min. (default: 60 min.), Pre-record: 1~30 sec., Post-record: 10~300 sec.
Video Detection & Alarm	Trigger Events	Recording, PTZ movement, Tour, Alarm, Email, Spot output
	Motion Detection	Zones: 396(22×18), Sensitivity: 1~6 (level 6 is highest)
	Video Loss & Camera Blank	Support
	Alarm Input	4 channel	N/A
	Relay Output	1 channel	N/A
Playback & Backup	Playback Channel	1,2,4
	Search Mode	Time/Date, Alarm, Motion Detection & Exact search (accurate to second)
	Playback Functions	Play, Pause, Stop, Rewind, Fast play, Slow play, Next le, Previous le, Next camera, Previous camera, Full screen, Repeat, Shu e, Backup selection, Digital zoom(any size)
	Backup Mode	Flash drive / USB HDD / USB CD/DVD-RW / Network download
Network	Ethernet	RJ-45 port (10/100M)
	Network Functions	TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email
	Remote Operation	Monitor, PTZ control, Playback, System setting, File download, Log information
Hard Disk	Hard Disk	1 SATA port, Max 2TB HDD supported
	Space Occupation	Audio: 28.8MB/H, Video: 56~500MB/H
	HDD Management	Hard disk hibernation technology, HDD faulty alarm
Auxiliary Interface	USB Interface	2 ports, 1 for mouse control, 1 for backup
	RS485	PTZ control	N/A
Environmental	Power Supply	AC 100~240 V, 50/60 Hz
	Power Consumption	25W
	Working Environment	-10~+55℃ / 10~90%RH / 86~106kpa
	Dimension	1U, 325mm×245mm×45mm(W×D×H)
	Weight	2.0KG(without HDD)