Dispatching command system
The dispatching command system is suitable for locale dispatching and monitoring in office, industrial site, national defence, public security and finance. It uses telephone signal to achieve video communication, dispatching and command. It also uses single wire connection and has sham hang-on funct...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The dispatching command system is suitable for locale dispatching and monitoring in office, industrial site, national defence, public security and finance. It uses telephone signal to achieve video communication, dispatching and command. It also uses single wire connection and has sham hang-on function. |
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