Input Type: BNC Video Input: 4Cams Audio Input: 1 Channel Recording Rate: 20fps (NTSC),16fps (PAL) Support Windows XP/Vista

Specification:

Input Type	BNC:BNC
Video Input(s)	4 Cams
Audio Input(s)	1 Channel
Recording Rate	20fps (NTSC), 16fps (PAL).
Display Rate	20 fps (NTSC), 16fps (PAL).
Video Resolution	320x240, 640x240, 640x480, 640x480sw
Compression Format	Wavelet, MPEG-4
OS Supported	Windows2000 / 2003 / XP /  Vista
Software:V8.2 (Language: English/Portuguese/Spanish)

BNC 4 Channel DVR Card