IoT cloud central control device
GF-TECH8

Based on the Internet of Things, cloud computing and edge computing technology to achieve a new generation of Internet of Things cloud central control, to achieve the classroom multimedia equipment, including projection, screen, power amplifier, large screen and other multimedia teaching equipment to take over, the main functional modules include: Internet of things off, 4 strong current module, 4 in and 2 out HDMI matrix, 4 in and 2 out VGA matrix, 5 port network switch, audio preprocessor.

Based on ARM architecture, it adopts 32-bit microprocessor, the working frequency is ≥ 168MHz, the FLASH storage size is ≥ 1024KB, and it supports embedded operating systems.

Support smart phones, mobile tablets and computers through wifi, Bluetooth or other wireless access control, access end support IOS7.0 and above, Android 4.2 and above, win7 and above mainstream operating systems, support direct wireless Bluetooth protocol connection, to achieve localized wireless tablet panel control.

It has a video HDMIVGA 8 in and 4 out mixed high-definition matrix switching interface, supports VGA or HDMI signal automatic detection and automatic switching, supports computer, notebook, booth, projector, touch TV all-in-one and other high-definition digital signal mixed switching, and supports ≥ 2 different brands of different types of projectors.

It supports the bottom layer of desktop computer hardware to take over the power on/off, and also supports the software wake-up mode to start and software to achieve soft shutdown of the computer, and then delay the strong current function.

It supports standard 3.5 stereo audio interface, HDMI audio digital decoding output, 6.35 mono microphone or wireless microphone host audio input, independent digital volume adjustment, which can realize the adjustment and setting default values of the left and right channel volume, bass and bass, EQ and loudness of each input audio, and support the power-off audio state recovery function.

It has 4 programmable 232 serial control interfaces: it can manage computers, projectors, touch TV all-in-one sets and other equipment.

It has a 5-port network switch: it can be used for computers, laptops, touch TV all-in-one machines, network HD cameras and other equipment to connect to the Internet.

It has 4 programmable 12220V and other strong and weak power management interfaces, and supports the expansion of distributed power management modules.

It supports electronic locks and lecterns, swiping cards, power and card swiping linkage systems, and all equipment is automatically fully opened or automatically fully closed.

It supports the expansion of other subsystems of Internet of Things control, expands the control of Internet of Things gateways, and cooperates with intelligent power management terminals, six-in-one, light, smoke, human body infrared and other sensors to realize automatic perception and control and multi-system intelligent linkage control of classroom lights, air conditioners, fans, electric curtains and other equipment.

Support extension 1: It can be combined with the monitoring security camera in the classroom or the recording and broadcasting system in the classroom to realize the visual management of the classroom space.

Support Extension 2: Support the wireless multi-screen interactive system of mobile phones (ISO, Android system), tablet (ISO, Android system) and laptop (Win All system) to realize wireless sharing and reverse control of wireless mobile phones and computer desktops.

Support extension 3: Support HDBaseT transmission, convert HDMI signal into RJ45 network signal transmission, improve audio and video signal transmission distance and image quality, and meet the different needs of multimedia teaching in different scenarios.

After the device is powered on, it automatically detects the working status of all access devices and automatically reports to the IoT cloud intelligent management and control system, and the system platform software supports distributed deployment of multi-cloud modes such as public cloud, private cloud and hybrid cloud.

It supports HTTP, TCP/IP, UDP, DNS and other communication protocols, supports infrared, Bluetooth, WiFi, 433/315 wireless, NBIoT or 3G/4G/5G networking, supports network remote hardware firmware automatic upgrade, and supports Internet remote maintenance function.

Provide system data interface and secondary development services, and customize the private device communication protocol of user equipment for free, without the need for HDMI audio and video matrix to be used.

It has a video HDMI/VGA 8 in and 4 out hybrid high-definition matrix switching interface, supports VGA or HDMI signal automatic detection and automatic switching, supports computer, notebook, booth, projector, touch TV all-in-one and other high-definition digital signal mixed switching, and supports ≥ 2 different brands of different types of projectors.

It supports standard 3.5 stereo audio interface, HDMI audio digital decoding output, 6.35 mono microphone or wireless microphone host audio input, independent digital volume adjustment, which can realize the adjustment and setting default values of the left and right channel volume, bass and bass, EQ and loudness of each input audio, and support the power-off audio state recovery function.

It has 2 programmable 485 communication interfaces and can be extended with 4 232 serial communication control interfaces.

With 3 port network switch: it can be used for computers, laptops, touch TV all-in-one machines, network HD cameras and other equipment to network.

It has 4 programmable 12/220V and other strong and weak power management interfaces, and supports the expansion of distributed power management modules.





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GEFFEN is specialized in processinghigh definition video signals for years. wehave developed and produced a series ofpro video devices, including signalconverter, multi-viewer, optical fiberconverter, signal distribution amplifiersignal generator and matrix switcher, etc.
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