Detailed Product Description
Video input: 4 channels independent input 1.0Vp-p, 75Ω BNC Video display: several display modes, such as single-menu, dual-menu and quad-menu Video standard: PAL: 25fps; CCIR: 625 line; 50 field NTSC: 30fps; CCIR: 525 line; 60 field System resources: 4 channels real-time with several playback modes; or 4 channels surveillance, network real-time surveillance Audio input: 2 channels audio input, 600Ω RCA Audio output: 1 channel audio output, with audio power output, impedance of 8Ω Digital processing and storage: video compression: MPEG-4; variable byte rate or settled byte rate Picture format: CIF (352 x 288); HD1 (704 x 288); D1 (704 x 576) Audio compression: ADPCM Video rate: 12.5k-112,593.75Kbps; 25K-150, 175Kbps; 25k/50k-300/250Kbps Audio rate: 48Kbps HDD space occupation: Audio: 14,428.8MB/h Video: 45M-337.5MB/h; 90M-630MB/h; 90M-900MB/h Hard disk: 1 IDE hard disk DVD+RW writer (optional) Image quality: 8 levels configurable Alarm function: dynamic detection, independent setup for each channel, configurable 192 (16 x 12) detection areas for single picture mode, with 16-level programmable sensitivity Input: 4 channels alarm input Output: 4 channels alarm output (3rd and 4th channel for spare use) Alarm input method: open circuit / closed circuit (optional) Communication jack: Serial interface: Rs485 signal, capable of connecting decoder, without need of convertor Serial interface: Rs232 general serial interface Network connection: RJ-45 10M/100M Ethernet port Network transfer protocol: TCP/IP, UDP/IP Network transmission mode: PSTN, ADSL, ISDN, LAN, WAN Browsing method: client side browser (application software demanded) Power supply: AC 110V-220V (±20%), 50Hz (±2%), 12V adapter power Power consumption: 45W Operating temperature: 0 ~ 50oC Dimensions: 430 (W) x 320 (H) x 70 (D)mm Weight: 5kg (including hard disk)
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