Features: Specifications: Model VC-DVR104U Compression Format Modified MJPEG Video Input / Output BNC 4-ch input / 2-ch output (Composite) Audio Input / Output RCA 1-ch input / 1-ch output Display Frame Rate NTSC: 120fps 4x30fps Recording Frame Rate (Quad Mode) NTSC: Max. 30 fps (Quad) PAL: Max. 25 fps (Quad) Recording Frame Rate (Each Mode) NTSC: Max.7.5 fps (Each) PAL: Max. 6.25 fps(Each) HDD Rack Fixed, supports up to 250Gbyte HDD Recording Time NTSC: 155 hours with 120GB HDD @ 15 fps PAL: 194 hours with 120GB HDD @ 12 fps Recording Mode Continuous, Motion Detection, Sensor activated Sensors, Alarm 4 Inputs, 1 Output (10 Pin DIP Switch) 2.0 Version P/T/Z RS485 Remote Controller Yes, control all functions on front panel Power Adapter DC 12V, Dimension (LxWxH) 315x224x Weight
↑ High quality color video at 30/25 fps recording/playback quad mode
↑ Optional: NTSC and PAL system
↑ Recording mode: Continuous, Motion Detection, Sensor activated
↑ Motion Detection: Area selection & sensitivity adjustment for each camera
↑ Display resolution: NTSC 720x480; PAL 720x576
↑ Recording resolution: NTSC 320x112, 640x224
PAL 320x136, 640x272
↑ Recording frame rate: NTSC max. 30 fps (quad)
PAL max. 25 fps (quad)
↑ PC Backup via USB 2.0 port
↑ With auto-switch function
↑ With video loss alarm function
↑ With power recovery auto-recording function
↑ PTZ control
↑ IR remote control
↑ VGA(optional)
PAL: 100 fps 4x25 fps
Included Accessories: Manual X1,DC Adapter(AC to DC)X1,Remote controllerâ„…1, USB Cable+CDâ„…1