4 channel digital video recorder network

Features - Simultaneously operate of live, recording, playback and network - Displays up to 120/100 Images per second - Records up to 120/100 Images per second - 4 cameras input - 4 channels audio recording, remote 2-way audio conference - 3 IDE HDDs support (option) - 1 USB port for USB backup (Flash Memory, USB HDD), system upgrade - Built-in CD-RW (option) - Fixed IP, Dynamic IP, DHCP, DDNS support - S-video, Spot monitor output - Pre / Post-Alarm recording Video Format NTSC / EIA or PAL / CCIR Video Compression MPEG4 Video Input 4 CH, BNC Video Loop Output 4 CH, BNC Video Main Output 1 CH, BNC / 1CH, S-Video Video Spot Output 1CH, BNC Audio Input 4CH, RCA Audio Output 1CH, RCA Audio Remote 2-way Audio conference Display Resolution 704x480 (NTSC), 704x576 (PAL) Display Frame Rate Max. 120 / 100 IPS (NTSC / PAL) Display Division Single, Quad, Sequence Recording Resolution 352x240, 704x240, 704x480 (NTSC), 352x288, 704x288, 704x576 (PAL) Recording Frame Rate 120, 60, 30 IPS (NTSC), 100, 50, 25 IPS (PAL) Reocroding Quality Highest, High, Medium, Low, Lowest Pre / Post Alarm Recording 5 secs (Pre), 3 mins (Post), programmable per camera Recording Mode Manual / Schedule / Event (Motion detection / Video loss / Sensor) HDD Basic Storage 2 x 3.5" IDE HDD (Max. 500GB) with CD-RW or 3 x 3.5" IDE HDD (Max. 500GB) without CD-RW HDD Requirement 5400 ~ 7200RPM, 45MHz DMA, EIDE compatible, Faster than 9.0ms avg. Alarm Input 4 (NO / NC programmable) Alarm Output 1 Relay with NO/NC contact: 30VDC/1A, 125VAC/0.5A resistive Alarm Triggered Mode Motion Detection, Video Loss, Sensor Input, Power Failure, HDD Error Alarm Action Recording, Relay Output, Sound Alert Network Protocol 10/100 BaseT Ethernet, TCP/IP, DHCP, DNS Network Remote View, Search, Recording & Control by Client Program or IE Backup Device USB (flash memory, USB HDD) / CD-RW (option) PTZ Camera Support (Up to 18 models) Back-up File Format AVI, JPG, BMP Multi-Language English Search Method By Date , Time , Event Serial Connectors USB 2.0x1, RS-232C, RS-485 Power Supply AC100~240V 50/60 Hz, DC12V/ 5A Weight Approx. 4.1 Kg (without HDD) Dimensions (WxHxD) 430x70x310 mm Operating Environment 30 ~ 80% RH, 5°C ~ 45°C (41°F ~ 113°F) Design and specifications are subject to change without notice.