| SPECIFICATION |
| ITEMS | PARAMETER | Performance index |
| System | Operating language | Chinese/English |
| Operation contact surface | Presente in figures and diagrams menu operation contact surface (OSD menu) |
| Cryptosecurity | After the manager password management (manager establishes, user cannot change content |
| Video | Video input | 4 CH compound video input 1.0V, p-p, impedance 75 Ohm |
| Video output | 1 CH compound video output 1.0V, p-p, impedance 75 Ohm |
| Video frequency demonstration | Single picture/four picture demonstrations |
| Video frequency standard | PAL service pattern, 25/seconds,CCIR625 TVL,50 Field |
| NTSC service pattern, 30/seconds, CCIR525 TVL, 60 |
| Audio | Audio frequency input | Four CH audio frequency inputs (may arbitrary selection group to four groups), the impedance 600 ohm; The PC broadcast software can choose opening to close any group audio frequency. |
| Basic power output | 1V-2V |
| Recording way | Sound and video frequency synchronization record |
| Audio frequency compression | ADPCM/G.726 |
| Compression | Image compression | H.264,Invariable symbol stream (VBR) |
| Image form | CIF/HD1/D1 May Chance |
| Audio frequency class standard | ADPCM |
| Video frequency code rate | CIF: 256Kbps -1.5Mbps, 6 level of picture natures may elect, 1 level of picture nature is highest, 6 levels lowestHD1: 600Kbps- 2.5Mbps, 6 level of picture natures may elect, 1 level of picture nature is highest, 6 levels lowest |
| Audio frequency code rate | 8KB/s |
| Data storage | Double SD Card recording (Circulation video recording)Max.32GB x 1pcs |
| Port | Serial interface | Supports 1 RS232 connection, refers to the DB44 standard |
| Serial interface | Supports 1 RS485 connection, refers to the DB44 standard |
| Software | PCPlaybacking analysis | And after the simplicity of operator can the synchronization playback automatically 4 group video frequency documents and broadcast the preceding section, can the automatic broadcast next section of documents; |
| Software upgrade | This aircraft supports SD the card /USB promotion; (monolithic integrated circuit promotion connection puts in cabinet) |
| Others | Mains input | DC: +9V ~ 45V |
| The power source outputs | +12V@2A |
| Operating temperature | -25-80 C-degree |
| SIZE | L50mm×W139mm×H44mm |
| Weight | 1kg |
