dahua ARD821-W2 Wireless Panic Button User Guide
Iri bhuku rekushandisa rinopa mirairo yekuisa nekushandisa Dahua ARD821-W2 Wireless Panic Button, inozivikanwawo seARD821W2 kana SVN-ARD821-W2. Ita shuwa kuenderana neDMSS app uye hub isati yaiswa. Bhuku racho rinosanganisira kuchengetedzwa kwakakosha uye yambiro. Kuti uwane rumwe ruzivo, tarisa iyo QR kodhi pasuru kana shanyira mukuru website.