| 
 Video Format   | 
 NTSC / EIA or PAL / CCIR Dual System   | 
| 
 Video Input   | 
 4 camera inputs(BNC), 1 Vp-p/75 ohm   | 
| 
 Video Output   | 
 1 BNC composite video output, 1Vp-p / 75 ohm for Main Monitor   | 
| 
 1 BNC composite video output, 1Vp-p / 75 ohm for Call Monitor   | 
| 
 Video Compression   | 
 MPEG4   | 
| 
 Display Resolution   | 
 NTSC: 720(H) x 480(V), PAL: 720(H) x 576(V)   | 
| 
 Video Display   | 
 Quad or full screen display   | 
| 
 Video Pause   | 
 Yes   | 
| 
 Alarm Input   | 
 4 Inputs, Contact or TTL / CMOS signal polarity selectable   | 
| 
 Alarm Output   | 
 1 Normally Open, 1 Normally Closed relay output   | 
| 
 Hard Disk Strorage   | 
 Optional   | 
| 
 Recording Rate   | 
 Up to 30 / 25 fields per second for NTSC / PAL   | 
| 
 Recording Mode   | 
 Normal, Schedule Rec., Event recording (Motion, Alarm)   | 
| 
 Motion Detection   | 
 Yes: Motion & Sensitivity set up by 16 x 12 area for each camera   | 
| 
 Detection   | 
 Yes   | 
| 
 Event Log   | 
 Yes   | 
| 
 User Interface   | 
 User Friendly Menu Driven   | 
| 
 Setup   | 
 On screen display setup   | 
| 
 Timer   | 
 Built-in real time clock and Auto time synchronization with global NTP server through Internet   | 
| 
 Watch Dog Timer   | 
 Yes   | 
| 
 Title   | 
 12-character title generator for each camera   | 
| 
 Ethernet   | 
 Yes, RJ45 connector for network communication   | 
| 
 Archive   | 
 Compact SD Card   | 
| 
 RS-232   | 
 9 pin female connector for local communication   | 
| 
 Audio   | 
 2mono input; 2 mono (Speaker) output   | 
| 
 Temperature   | 
 0° to ~ +40°C   | 
| 
 VGA Output   | 
 Optional   | 
| 
 USB   | 
 Yes, Slave for PC LINK   | 
| 
 Playback   | 
 Play, pause, stop, fast forward (x2, x4, x8, x16, x32), step forward, fast backward (x2, x4, x8, x16, x32), step backward   | 
| 
 Power Source   | 
 DC 19V   | 
| 
 Power Consumption   | 
 110 W   | 
| 
 Dimension   | 
 438(W) x 262(D) x 44(H) mm   | 
| 
 Weight   | 
 Approx. 4.4kgs  |