Model  parameter	1004H	1008H
Video System	NTSC/PAL(Optional)
Video/Audio Compression Format	Video: H.264  Audio: 8kHz*16bit ADPCM
Video I/O	4-CH BNC input	8-CH BNC input
	1-CH BNC output;	1-CH BNC output;
	VGA	VGA
Audio I/O	4-CH input / 1-CH output	8-CH input / 1-CH output
Display Resolution	D1: 704×576(PAL)  704×480 (NTSC)
Display frame rate	Single Channel  PAL: 25 fps , NTSC: 30 fps
Record Resolution	PAL: QCIF(352*288)   CIF(352*288)   HD1(704*288)    D1 (704*576)
	NTSC: QCIF(352*288)   CIF(352*240)  HD1(704*240)    D1 (704*480)
Record Total frame rate	PAL: (D1,HD1,CIF,QCIF)100fps	PAL: 50fps@D1,50fps@HD1,200fps(CIF,QCIF)
	NTSC: (D1,HD1,CIF,QCIF)120fps	NTSC: 60fps@D1,60fps@HD1,240fps(CIF,QCIF)
Image Quality	Best /Better/ Good /General/ Worse/ Worst
HDD	Support USB removable HDD and SATA HDD
Record Mode	Always, Scheduled, Manual, motion, Alarm, Web Client record.
Pack Time	15/30/45/60/120 min (adjustable)
Backup Function	Support U flash disk, removable HDD, recorder and network  backup;
	Backup file format is *.264 format and network file will automatically be *.264 format).
Playback Mode	Normal play, Fast Forward, Rewind and slow play frame by frame.
Alarm I/O	4-CH input / 1-CH output	4-CH input / 1-CH output
Alarm Mode	Motion Detection, Sensor triggered, Video Loss, HDD Full, HDD Error
PTZ control	Embedded RS-485 port / supports PELCO-P & PELCO-D protocol.
USB Port	Support Mouse, removable HDD and U flash disk backup and upgrade.
Network Interface	One RJ-45 10M/100M self-adaptable Ethernet interface.
Network Function	Support Mobile surveillance, IE browsing, Remote Live surveillance and parameter setting.
Network Protocol	Supports TCP/IP, DHCP, UDP, DDNS, PPPOE network Protocol
IR remote control	Support IR remote control.
Power Adapter	DC 12V&3A
Power Consumption	10~15W (excluding HDD)
Operational Temperature	10℃~+40℃
Operational Humidity	10%~90%