Video Inputs: 8 Channels, Audio Inputs:8 Channels Display Rate: 240fps(NTSC), 200fps(PAL) Recording Rate: 240fps(NTSC), 200fps(PAL) Compression Format: H.264 Hardware Compression Preview Resolution: 768?288, Recording Resolution: 352?288 License... - Update: 2009-07-28

4 ch non-realtime,Adopt Adopt TechWell 6802 chip Video Inputs:1-4 Channels optional Video Inputs: 1-4Channels, Audio Inputs:1 Channel Display Rate:30fps(NTSC), 25fps(PAL) Recording Rate: 30fps(NTSC), 25fps(PAL) Supports up to 32 Channel Cameras ... - Update: 2009-07-28

4 ch non-realtime,Adopt Conexant 23881 10bit decode chipset Video Inputs: 1-4 Channels, Audio Inputs: 1 Channel Display and recording Rate: 30fps(NTSC), 25fps(PAL) Preview and recording resolution reach D1(720*576) Compression Format: MPEG-4 TV... - Update: 2009-07-28

Camera input: 8 channels Image quality: 9-bits ADCs super high quality Image compression: H.264 optimized (high recording definition, especially when there is intense movement) Video total frame rate: 200 fps in PAL, 240 fps in NTSC. Displa... - Update: 2009-07-28

Camera input: 4 channels Image quality: 9-bits ADCs super high quality Image compression: H.264 optimized (high recording definition, especially when there is intense movement) Video total frame rate: 100 fps in PAL, 120 fps in NTSC Display r... - Update: 2009-07-28

Camera input: 16 channels Video total frame rate: 100fps in PAL, 120 fps in NTSC, and each channel is allotted evenly among the total resources. Image compression: H.264 optimized (high recording definition, especially when there is intense move... - Update: 2009-07-28