{"id":4414,"date":"2025-05-14T14:35:59","date_gmt":"2025-05-14T14:35:59","guid":{"rendered":"https:\/\/dahua-alarm.com.es\/producto\/central-de-alarma-inalambrica-dahua-dhi-arc3800h-fw2868"},"modified":"2025-07-08T17:33:42","modified_gmt":"2025-07-08T17:33:42","slug":"painel-de-alarme-sem-fios-dahua-dhi-arc3800h-fw2868-com-ligacao-4g","status":"publish","type":"product","link":"https:\/\/dahua-alarm.com.es\/pt-pt\/producto\/painel-de-alarme-sem-fios-dahua-dhi-arc3800h-fw2868-com-ligacao-4g","title":{"rendered":"Painel de alarme sem fios Dahua DHI-ARC3800H-FW2(868) com liga\u00e7\u00e3o 4G"},"content":{"rendered":"<p>O DHI-ARC3800H-FW2(868) \u00e9 um painel de alarme avan\u00e7ado da Dahua, desenhado para garantir prote\u00e7\u00e3o mesmo em locais sem internet fixa. Suporta at\u00e9 150 perif\u00e9ricos sem fios como sensores, c\u00e2maras, sirenes, teclados ou comandos. Liga-se por cabo, Wi-Fi ou rede m\u00f3vel 4G com suporte para dois cart\u00f5es SIM (um ativo de cada vez).<\/p>\n<p>Em caso de intrus\u00e3o, inc\u00eandio ou fuga de \u00e1gua, o sistema envia alertas atrav\u00e9s da aplica\u00e7\u00e3o, chamadas telef\u00f3nicas ou mensagens SMS at\u00e9 a cinco contactos. \u00c9 poss\u00edvel ver imagens em tempo real gra\u00e7as \u00e0 integra\u00e7\u00e3o com c\u00e2maras IP ou sensores PIR com c\u00e2mara.<\/p>\n<p>A bateria interna garante at\u00e9 12 horas de funcionamento em caso de falha de energia. O utilizador pode configurar zonas, hor\u00e1rios e utilizadores atrav\u00e9s da app ou teclado. A comunica\u00e7\u00e3o \u00e9 est\u00e1vel e segura, com encripta\u00e7\u00e3o AES e tecnologia de salto de frequ\u00eancia.<\/p>\n<p>O painel recebe atualiza\u00e7\u00f5es remotas via cloud e, se algo correr mal, recupera automaticamente o sistema. Uma solu\u00e7\u00e3o robusta e pr\u00e1tica para quem procura seguran\u00e7a sem depend\u00eancia de contratos mensais.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Central com Wi-Fi, rede fixa e liga\u00e7\u00e3o 4G. Compat\u00edvel com at\u00e9 150 dispositivos, envia alertas por app, chamada ou SMS. 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