Video Input: 4CH inputs (BNC)
Video Output: 3 channel output (1BNC and 1 S-video), VGA
Recording frame: PAL: 25f/s/ch NTSC: 30f/s/ch
Display frame: PAL: 25f/s/ch NTSC: 30f/s/ch
Compression: M-JPEG
Record Image Quality: 3 levels adjustable (High, Middle and low)
Record Mode: Manual, Alarm, Motion detection, scheduled
Video Search: Search by event, time and channel
Audio: 4 channel synchronously inputs and 1 channel output
Alarm: 4 channel alarm inputs and 1 channel output
Storage Material: IDE connector, Support 500G HDD.
Operation: Triple operation, support PS2 mouse control, remote control
Backup / Upgrade: USB back up and USB upgrade
Weight: 4.5KG
Dimensions: 430mm(L)x300mm(W)x50mm(H)