Thông tin sản phẩm Video System NTSC / PAL (auto detection) Video Compression Format MPEG4 Video Input 4 Channels. Composite video signal 1 Vp-p 75Ω BNC Video Loop Out 4 Channels. Composite video signal 1 Vp-p 75Ω BNC Video Output Main Monitor Output: Composite video signal 1 Vp-p 75Ω BNC Call Monitor Output: Composite video signal 1 Vp-p 75Ω BNC Maximum Recording Rate Frame: 720×480 pixels with 30 IPS / 720×576 pixels with 25 IPS CIF: 352×240 pixels with 120 IPS / 352×288 pixels with 100 IPS Adjustable Recording Speed Frame: 30, 15, 7, 3 IPS / 25, 12, 6, 3 IPS CIF: 120, 60, 30, 15 IPS / 100, 50, 25, 12 IPS Image Quality Setting Best, High, Normal and Basic Hard Disk Storage Support SATA HDD＊1, support HDD capacity over 1000GB HDD Quick Cleaning Quick clean up the “index system” of the recorded files. 1000GB under 2 seconds Recording Mode Manual / Timer / Motion / Alarm / Remote Refresh Rate 120 IPS for NTSC / 100 IPS for PAL Audio I/O 1 audio input, 1 audio output (Mono) Motion Detection Area 16 × 12 grids per camera for all channels Motion Detect Sensitivity 4 adjustable variables with precise calculation for motion detection Pre-alarm Recording Yes (8MB) Backup Device Network / USB Flash Drive Web Transmitting / Compression Format MPEG4 Ethernet 10/100 Base-T. Support remote control and live view via Ethernet. Web Interface Support licensed software AP, IE browser and Mozilla Firefox browser Remote Alarm Notification E-mail images, and upload images to FTP site’s specific account Network Connection Support TCP/IP, PPPoE, DHCP and DDNS function PTZ control Support PELCO-D protocol IR Transmitter YES Dwell Time (Sequential Channel Switch) Programmable with adjustable dwell time Alarm I/O 4 inputs, 1 output Digital Zoom 2X digital zoom (live mode) Key Lock Yes Video Loss Detection Yes Camera Title Support up to 6 letters Video Adjustable Hue / Color / Contrast / Brightness Date Display Format YY/MM/DD, DD/MM/YY, MM/DD/YY, and Off Power Source DC 19V Power Consumption ＜42 W Operating Temperature 10℃ ~ 40℃ (50℉~104℉) Dimensions (mm) 345(W) x 68.3(H) x 225(D) System Recovery System auto recovery after power failure Optional Peripherals Keyboard Controller / VGA Converter