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VF631 Face Recognition Terminal

VF631 Face Recognition Terminal Product Introduction VF631 5 inch face recognition terminal is a high-performance, high-reliability face recognition product, high-performance CPU, deep learning algorithm, faster recognition speed, higher accuracy, ultra-low power consumption without heating, support for face recognition, Bluetooth, IC card and other verification methods, VF631 5-inch high-definition touch screen, high screen ratio, compatible support for wall-hanging, …

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Comparison of MQTT and HTTP Communication Protocols: Advantages and Disadvantages

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1. Communication Model and Real-Time Performance MQTTAdvantages:Utilizes a publish/subscribe model, enabling bidirectional communication and event-driven mechanisms. The server can actively push messages (e.g., real-time sensor data reporting) with latency as low as tens of milliseconds.Disadvantages:Relies on a centralized broker. If the broker fails, the entire system collapses.HTTPAdvantages:Based on the request/response model, simple to implement, …

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M237-WF WiFi Fingerprint Access Control Integrated Device

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M237-WF WiFi Fingerprint Access Control Integrated Device Product Introduction M237-WF WiFi fingerprint access control machine is an entrance access control device with integrated fingerprint, card swiping, Bluetooth and other functions; it can be used in community, park and office access control, which can be used to verify the access of employees and owners, and realize …

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VF720 13.3-inch Touch Screen Face Recognition Terminal

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VF720 13.3-inch Touch Screen Face Recognition Terminal Product Introduction The VF720 Face Recognition Terminal is a high-end, high-performance, and highly reliable video intercom face recognition product with an innovative ultra-thin design and bright edge trim. It features a high-performance 12nm CPU and deep learning algorithms, ensuring fast recognition speed and higher accuracyIt has ultra-low power …

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H817 10.1-inch Conference Doorplate Device

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H817 10.1-inch Conference Doorplate Device Product Introduction The H817 conference doorplate device adopts a high-performance quad core chip solution, supports Google Android system,and has a 10.1-inch 1280 * 800 high-definition resolution display screen. It comes standard with 10 point G+G capacitive touch and a 2-megapixel camera. The three color LED flow light can be used as …

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V534 Intelligent Cloud Intercom Access Control

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V534 Intelligent Cloud Intercom Access Control Product Introduction Intelligent Cloud door intercom realizes cloud intercom access control for video calls with visitors through mobile phone APP, supports door phone calling mobile phone APP, indoor phone, mobile phone cellular phone and other functions, metal shell design, Android system, high-performance CPU, supports communication networks around the world, and supports …

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VG3021 Desktop self-service Visitor Intercom

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VG3021Desktop self-service Visitor Intercom Product Introduction VG3021 desktop self-service visitor intercom is an intelligent device that integrates multiple functions, including large screen display, facial recognition, and identity verification.Core functions include self-service registration and information collection, visitor receipt printing, reservation and real-time notification. Adopting intelligent management system, user interface.Easy to operate, effectively protecting visitor information and …

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VF730 Visual Intercom Face Recognition Terminal

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VF730-10.1inch Visual Intercom Face Recognition Terminal Product Introduction VF730 visual intercom access control terminal is a highly reliable, high-looking face recognition / palmprint recognition visual intercom door guard machine, supporting visual intercom, face recognition, optional innovative palmprint recognition technology, convenient for users to enter and exit, protect user privacy, deep learning algorithm, faster recognition speed, …

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VF738 Embedded Installation of Face Recognition Intercom Door Station

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VF738-8inch Embedded Installation of Face Recognition Intercom Door Station Product Introduction VF738 embedded installation of face recognition intercom door station is a highly reliable, high-looking face recognition / palmprint recognition visual intercom door forbidden machine, supporting visual intercom, face recognition, optional and innovative palmprint recognition technology, convenient for users to enter and exit, protect user …

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V535B Visual Intercom Video Doorphone

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V535B Visual Intercom Video Doorphone Product Introduction The V535B visual intercom video doorphone is a new generation of visual intercom access rcom, QR code, card swiping,verify the access of employees, owners and visitors, and achiev ntial areas and parks, which can e a convenient access experience through the Internet and the Internet of Things adva …

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