H.264 compression, Real time 4/8/16 Channel
Support Network(RJ45),IE browsing,3G mobile,Phone Surveillance And E-mail
Support 1 RS485 , 1 RS232 and 1 GVA 
Support motion detection,Mouse,Remote control 
All the channsel playback simultaneously
Support ten Language(Polish, German, Russian,Spanish, Portuguese, Thai,French, Italian, Turkish, English, Chinese) 
Support 3G mobile View(Mobile phone monitoring: Iphone,Blackberry,Android,Windows mobile,Symbian

Models		5904	5908	5916
System	User Interface	Graphic User interface(OSD Menu)
Video	Video input	4 channels	8 channels	16 channels
	Video output	1 composite video output		1 composite video output 1 video loop output & 1 HDMI output
	Display	1/4 optional	1/4/9 optional	1/4/9/16 optional
	Video standard	PAL 25f/s CCIR625; NTSC 30 f/s CCIR525
Audio	Audio input/output	4 input, 1 output	8 input, 1 output	16 input, 1 output, two-way radio
	Audio compress	ADPCM
Image & storage	video compress	H.264 VBR/CBR
	Image quality	CIF/HD1/D1 (optional)
	resolution	4D1 record & 4CH playback	8 CIF record & 8CH playback 8 HD1 record & 1CH playback 2 D1 + 6 CIF record & 1CH playback	16 CIF record & 16CH playback 16 HD1 record & 1CH playback 4 D1 + 12 CIF record & 1CH playback
	Video Bit Rate	CIF: 384~768 Kbps (Optional)
		HD1: 512~1024 Kbps(Optional)
		D1: 512~1024 Kbps (Optional)
	Audio Bit Rate	32Kbps
	Storage	4 & 8 CH support 1 SATA HDD up to 2TB		, , 2 SATA HDD for 16 channels up to 4TB
Alarm	Alarm in	4 Alarm in	8 Alarm in	16 Alarm in
	Alarm output	1 Alarm output	1 Alarm output	2 Alarm output
Others	Serial	RS485
	Lan	1 RJ4510M/100M
VGA	VGA output	1024*768@60fps, 1280*720@60fps, 1280*1024@60fps, 1400*900@60fps, 1366*768@60fps
Operation temperature	-10℃~60℃
Operation humidity	10%~90%
Power input	DC: 12V@3A
Power consumption	6W(without HDD & other)
Dimensionmm	300mm(W)x240mm(D)x60mm(H)			405mm(W)x312mm(D)x64mm(H)
Weights	4KG			5KG