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Description:
police warning display screen* high quality
* words/images
* warning signs
* switchable
WarningLED Display
| Display screen |
| it consists of wired controller,2 pcs speaker(HA-105), siren(CJB-20094A) |
| Environment temperature: -10°C-- 60°C |
| Voltage: DC 12V |
| Power of every display screen: 35W |
| Display screen size: 256mm×1024mm |
| Resolution :16(Y)×64(X) |
| resolution ratio of Unit area : 3906 dots/m² |
| Modules arrangement:8(X)×1(Y) |
| Modules measurement: 128mm(X)×256mm(Y) |
| Screen body pixel: 1024×3 dots |
| whole brightness: >5000cd/ m² |
| LED chromaticity: red(or amber) |
| LED wavelength: 620~635 |
| LED brightness: ≥800mcd |
| Angle of view:horizontal: 100° ; vertical: 30° |
| Pixel interval: 16mm |
| brightness adjustment: automatically |
| Communication Way: computer-- controller: RS232 Native COM port; controller-- display screen: RS485 Native COM port |
| whole contour dimension: 1270mm(length)×565mm(width)×545mm(height in the open status)260mm(height in the closed status) |
| specification of digital speech as below |
| Speech storage way: digital storage |
| Voice Input: the voice programmed by digital and input by manufacturer |
| Playback mode : Single play, or continuously playing by fixed time |
| Playback control: synchronization with display control |
| Segments: 2400(MAX) |
| Maximum playback time: 240 s |
| sampling frequency: 8.0 kHz |
| Information resolution: 200 ms |
| filter bandwidth: 3.4 kHz |
| less power data retention period: 100 years |
| specification of warning light as below |
| Voltage: DC 12V |
| Power of every display screen: 30W |
