Voice distress call device

The utility model provides a voice distress call device which comprises a main body, a multifunctional detection assembly is arranged on the outer side of the main body, a control mainboard is arranged in the main body, the lower end of the control mainboard is connected with a battery assembly, the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU YIZHOU, FANG SHENGXUAN, WANG YOUQI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ORDER TELEGRAPHS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION SIGNALLING SIGNALLING OR CALLING SYSTEMS TRANSMISSION
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