KVR-B004NA

No Hard Drive $369.95

With 250 Gig. Hard Drive $459.95

With 500 Gig. Hard Drive $529.95

Video Input 4 Channel, Video Output 2 Channel, Video Input Standard NTSC / PAL, Monitoring resolution NTSC 640 * 480 Pixels, Recording resolution NTSC 640 * 224 Pixels, Display Frame rate NTSC 120 fps (Quad) / 30 fps (Each), Recording Frame rate NTSC 30 fps (Quad) / 7.5 fps (Each), Recording Mode Continuous /motion/sensor/time/day, Display Mode FULL/QUAD, Compression Format Motion JPEG, 2 Hard Drive Capacity, Motion detection 12 levels motion sensitivity, Sensor/Alarm 4 Ch Input / 1 Ch Output, PTZ Protocol: Pelco-D, RS485, Remote control, Audio 1 CH Input / 2CH Output, Networking Dynamic IP, Static IP, LAN, POWER AC/DC Adaptor (12V, 5A)