{"id":13981,"date":"2025-08-20T08:31:26","date_gmt":"2025-08-20T06:31:26","guid":{"rendered":"https:\/\/www.chinasmartbuy.com\/blog\/?p=13981"},"modified":"2025-08-21T10:05:12","modified_gmt":"2025-08-21T08:05:12","slug":"serratura-intelligente-xiaomi-4-pro","status":"publish","type":"post","link":"https:\/\/www.chinasmartbuy.com\/blog\/serratura-intelligente-xiaomi-4-pro\/","title":{"rendered":"Xiaomi Smart Door Lock 4 Pro ufficiale: serratura con palm vein, 3D face ID e radar a 24 GHz a 2499 yuan"},"content":{"rendered":"\n<p>La nuova <strong>Xiaomi Smart Door Lock 4 Pro<\/strong> debutta sullo store cinese a 2499 yuan (circa 320\u2013330 \u20ac), primo modello della serie 4. L\u2019azienda spinge su biometria multimodale, videocitofonia integrata e rilevamento presenza via radar, cercando un equilibrio tra sicurezza domestica e usabilit\u00e0.<\/p>\n\n\n\n<p>Rispetto alle generazioni precedenti, il design punta a una maggiore solidit\u00e0 estetica. Il modulo esterno integra una <strong>fotocamera<\/strong> e sensori, mentre il lato interno ospita un <strong>ampio schermo \u201ccat-eye\u201d<\/strong> per vedere chi \u00e8 alla porta e gestire rapidamente le funzioni. L\u2019interfaccia si illumina alla pressione del campanello e pu\u00f2 essere attivata in qualsiasi momento per un controllo istantaneo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-183.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1019\" height=\"641\" src=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-183.png\" alt=\"\" class=\"wp-image-14035\" srcset=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-183.png 1019w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-183-300x189.png 300w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-183-768x483.png 768w\" sizes=\"auto, (max-width: 1019px) 100vw, 1019px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Sblocco e sicurezza biometrica<\/h2>\n\n\n\n<p>La serratura offre <strong>12 modalit\u00e0 di sblocco<\/strong>, pensate per coprire sia l\u2019uso quotidiano sia gli scenari d\u2019emergenza. Oltre a <strong>AI venografia del palmo<\/strong>, <strong>AI riconoscimento facciale 3D<\/strong>, <strong>AI impronta digitale<\/strong>, <strong>password permanenti<\/strong>, <strong>password a tempo<\/strong> (periodiche o monouso), <strong>sblocco remoto<\/strong>, <strong>Bluetooth dallo smartphone<\/strong> e <strong>chiave meccanica di emergenza<\/strong>, sono supportati anche <strong>smartphone Xiaomi, smartwatch e smart band<\/strong>, oltre a <strong>NFC door card<\/strong> tramite accessori opzionali.<\/p>\n\n\n\n<p>&#8211; <strong>AI palm vein (venografia del palmo)<\/strong>: impiega <strong>infrarosso vicino<\/strong> per mappare le vene senza contatto; riconoscimento &lt; 1 s, tasso di rifiuto del vero &lt; 1%, utile dove l\u2019impronta \u00e8 usurata (anziani) o l\u2019altezza del bambino crea limiti di posizionamento.<\/p>\n\n\n\n<p>&#8211; <strong>AI 3D face ID<\/strong>: ricostruzione mediante disparit\u00e0 binoculari e <strong>anti-spoofing 3D<\/strong>; tasso di rifiuto del vero &lt; 1%, falso positivo &lt; 0,0001%, velocit\u00e0 \u2248 1 s.<\/p>\n\n\n\n<p>L\u2019ampia scelta aumenta la versatilit\u00e0 ma amplia anche la superficie d\u2019attacco: \u00e8 positivo che <strong>liveness<\/strong> e metriche di errore siano dichiarate, ma l\u2019implementazione pratica (gestione dei dati biometrici, cifratura e aggiornamenti firmware) resta cruciale.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-184.png\"><img loading=\"lazy\" decoding=\"async\" width=\"988\" height=\"585\" src=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-184.png\" alt=\"\" class=\"wp-image-14036\" srcset=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-184.png 988w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-184-300x178.png 300w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-184-768x455.png 768w\" sizes=\"auto, (max-width: 988px) 100vw, 988px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Videocamera, radar e monitoraggio<\/h2>\n\n\n\n<p>Il modulo esterno integra una <strong>fotocamera da 2 MP<\/strong> con <strong>angolo di 152\u00b0<\/strong>. Grazie al sistema di <strong>night vision dinamica<\/strong>, passa dal <strong>colore in bassa luminosit\u00e0<\/strong> al <strong>bianco\/nero<\/strong> quando il corridoio \u00e8 completamente buio. La qualit\u00e0 (2 MP) \u00e8 funzionale all\u2019identificazione, ma inferiore a quanto visto su alcuni videocitofoni dedicati ad alta risoluzione.<\/p>\n\n\n\n<p>\u00c8 presente un <strong>radar mmWave a 24 GHz<\/strong> con algoritmi AI di rilevamento umano: quando qualcuno si avvicina o indugia davanti alla porta, il sistema avvia la registrazione e invia notifiche. Questa soluzione migliora la sensibilit\u00e0 al movimento rispetto al solo PIR, ma pu\u00f2 richiedere una taratura fine per limitare i falsi allarmi.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-185.png\"><img loading=\"lazy\" decoding=\"async\" width=\"920\" height=\"329\" src=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-185.png\" alt=\"\" class=\"wp-image-14037\" srcset=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-185.png 920w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-185-300x107.png 300w, https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2025\/08\/image-185-768x275.png 768w\" sizes=\"auto, (max-width: 920px) 100vw, 920px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Meccanica, chiusura e allarmi<\/h2>\n\n\n\n<p>La Smart Door Lock 4 Pro adotta un <strong>corpo serratura automatico a riduzione del rumore<\/strong> sviluppato da <strong>Xiaomi<\/strong>, con <strong>chiusura automatica a porta accostata<\/strong> e apertura\/chiusura silenziate. Il cilindro \u00e8 un <strong>C\u2011level<\/strong> (standard cinese) in configurazione a <strong>inserimento diretto passante<\/strong>, mirato a contrastare manipolazioni e forzature.<\/p>\n\n\n\n<p>Sono previste notifiche e avvisi di sicurezza multipli: <strong>porta non chiusa<\/strong>, <strong>porta socchiusa<\/strong>, <strong>pannello manomesso<\/strong>, <strong>stazionamento sospetto<\/strong>, <strong>troppi tentativi falliti<\/strong>, oltre alla <strong>modalit\u00e0 impronta di coercizione<\/strong> per inviare richiesta di aiuto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Autonomia e alimentazione<\/h2>\n\n\n\n<p>Il sistema combina una <strong>batteria al litio da 5000 mAh<\/strong> con un set di <strong>4 batterie AA<\/strong> come backup, e offre <strong>doppia porta Type\u2011C<\/strong> (interna ed esterna):<\/p>\n\n\n\n<p>&#8211; 5000 mAh: autonomia dichiarata ~4 mesi.<\/p>\n\n\n\n<p>&#8211; 4x AA alcaline: ~6 mesi come alimentazione secondaria.<\/p>\n\n\n\n<p>&#8211; Avviso sotto il 5% e <strong>switch automatico<\/strong> su batterie AA quando il litio si esaurisce.<\/p>\n\n\n\n<p>&#8211; Supporto a <strong>power bank esterno<\/strong> per emergenze e ricarica via Type\u2011C dall\u2019interno o da alimentazione diretta.<\/p>\n\n\n\n<p>L\u2019autonomia \u00e8 nella media del segmento: la presenza del doppio canale di alimentazione e dell\u2019emergenza via power bank riduce il rischio di blocchi, ma richiede gestione periodica delle ricariche.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Prezzo e disponibilit\u00e0<\/h2>\n\n\n\n<p>La <strong>Xiaomi Smart Door Lock 4 Pro<\/strong> \u00e8 disponibile in Cina a <strong>2499 yuan (circa 320\u2013330 \u20ac)<\/strong> su canali come <strong>JD.com<\/strong>. Non sono state comunicate informazioni su un\u2019eventuale distribuzione globale; restano da verificare compatibilit\u00e0 e certificazioni per mercati extra\u2011Cina (es. normative su radar a <strong>24 GHz<\/strong> e standard serratura locali).<\/p>\n\n\n\n<p>Il modello si posiziona nella fascia medio\u2011alta del mercato cinese delle smart lock, puntando su tre assi: <strong>biometria multipla<\/strong>, <strong>video\/radar integrati<\/strong> e <strong>ridondanza energetica<\/strong>. Punti di forza sono la variet\u00e0 di sblocchi (con liveness), gli avvisi contestuali e il backup energetico. Criticit\u00e0 potenziali: la <strong>risoluzione video da 2 MP<\/strong> non \u00e8 al top per un riconoscimento dettagliato, l\u2019abbondanza di metodi di sblocco richiede una gestione attenta delle policy di sicurezza, e la <strong>disponibilit\u00e0 internazionale<\/strong> \u00e8 al momento incerta. Per utenti nell\u2019ecosistema <strong>Xiaomi<\/strong>, l\u2019integrazione con smartphone, wearable e card NFC (accessori) pu\u00f2 essere un vantaggio concreto.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La nuova Xiaomi Smart Door Lock 4 Pro debutta sullo store cinese a 2499 yuan (circa 320\u2013330 \u20ac), primo modello della serie 4. L\u2019azienda spinge su biometria multimodale, videocitofonia integrata e rilevamento presenza via radar, cercando un equilibrio tra sicurezza domestica e usabilit\u00e0. Rispetto alle generazioni precedenti, il design punta a una maggiore solidit\u00e0 estetica. [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":14034,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_yoast_wpseo_focuskw_text_input":"","footnotes":""},"categories":[480],"tags":[24],"class_list":["post-13981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-xiaomi"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Xiaomi Smart Door Lock 4 Pro ufficiale: serratura con palm vein, 3D face ID e radar a 24 GHz a 2499 yuan - ChinaSmartBuy<\/title>\n<meta name=\"description\" content=\"Xiaomi Smart Door Lock 4 Pro: palm vein, 3D face ID, radar 24 GHz, camera 2 MP, batteria 5000 mAh. 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