User manual
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Pro Series Network Video Server 550376 
MPEG4 + M-JPEG Dual Mode, Two-way Audio, PAL/NTSC 
Standards 
• IEEE 802.3 (10Base-T Ethernet) 
• IEEE 802.3u (100Base-TX Fast Ethernet) 
• IEEE 802.3af (Power over Ethernet) 
General 
• 32-bit ARM9 RISC CPU 
• 16 MByte video frame buffer 
• Image Buffer: 200 frames (CIF)   
• 8 MByte flash memory 
• 32 MByte SDRAM 
• Supported image resolutions:   
    - PAL: D1 (720 x 576), VGA (640 x 576), CIF (352 x 288) 
    - NTSC: D1 (720 x 480), VGA (640 x 480), CIF (352 x 240) 
• Video frame rate: max. 30 fps @ D1, VGA and CIF 
• Audio support: 
 - Full duplex 
    - Bandwidth: 300 Hz to 3.4 kHz 
    - Audio input: 3.5 mm / 1.8" microphone input jack 
    - Audio output: 3.5 mm / 1.8" speaker output jack 
• Protocols supported: TCP/IP, UDP, HTTP, FTP, SMTP, DHCP, DNS, ARP, ICMP, RTSP, RTC 
• Certifications: FCC Part 15, Subpart B Class A, CE Directive 89/336/EEC (EMC Directive) 
PTZ Control 
• Selectable baud rate (2400, 4800, 9600 bps) 
• Selectable ID (1~255) 
• Supported protocols: Pelco D/P 
• Supported cameras: HONEYWELL HRX-2000, VICON V1311RB-VPS, LG LPT-A100L, SAMSUNG TECHWIN, 
  SAMSUNG ELECTRONICS MRX-1000, INTER-M, DONGYANG UNITECH DRX302A 
External IO 
• RS-485 port for PTZ control 
• DC output for power supply to external device (12V, 150 mA) 
• Sensor input 
• Alarm output 
LEDs 
• Power 
• Network 
• On Air / Network Video Server active 
Environmental 
• Dimensions: 142 (W) x 145 (L) x 31 (H) mm (5.6 x 5.7 x 1.2 in.) 
• Weight: 1.3 kg (2.8 lbs.) 
• Operating temperature: 0 – 50°C (32 – 122°F) 
• Operating humidity: 20 – 80% RH, non-condensing 
• Storage temperature: 0 – 60°C (0 – 149°F) 
Power 
• External power adapter: 12 V DC, 1.5 A 
• Power consumption: 6.0 Watts (maximum) 
System Requirements 
• Windows 2000, XP, Vista, Linux, Mac OS X 
• Computer with network connection 
• Web browser support: 
    - MS Internet Explorer 5.0 or higher (ActiveX + Java) 
    - Mozilla 1.x, Mozilla Firefox (Java) 
    - Netscape Navigator 6.0 or higher (Java) 
 - Opera (Java) 
 - Safari (Java) 
 - Konqueror (Java) 










