Features:1. High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.1ghz, RAM 2G DDR3, 16G storage, System Version: Android 7.1; 2. Use international standard OPS slot, integrated plug-in design, easy to upgrade and maintain, no connection line of computer module can be seen outside;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Support automatic recognition and jump of external input signal source, easy and convenient screen switching;9. 2x10W speakers in front to prevent the deterioration of the sound effect due to the embedded environment;10. Wireless same screen, support multi-channel same screen, realize mirror reverse control, remote snapshot, video, music, document sharing, picture screenshot, wireless remote control, confidentiality point casting and other functions;11. Support wireless screen click share (up to four mobile phones or computer terminals at the same time)12. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 

Features:1.High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.5ghz, RAM 1G DDR4, 8G storage, System Version: Android 6.0;2.Reserved OPS interface, extensible dual system;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 9. One-key restore function in the case of system crash, to make sure the normal teaching will not be affected;

Features:1. Quad 64bit CPU,  2xCA73+2xCA53 master frequency up to 1.5ghz, RAM 2G, 32G ROM, System Version: Android 8.0; 2. Use international standard OPS slot, integrated plug-in design, easy to upgrade and maintain, no connection line of computer module can be seen outside;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, support single touch control and has high sensitivity;4. Pre-intelligent fingerprint energy-saving unlock, multi-function extension of Type-C interface, HD video transmission, USB pass-through, touch pass-through, external device network pass-through, 5V /1A power supply (extremely convenient multi-device link is simple and efficient, making meetings easier)5. Network following, supporting one network cable to access the Internet simultaneously for Android and OPS devices;6. External USB, the system automatically enters the secret mode, and the password can only be unlocked by entering it, so as to better protect the file security;7. Hardware self-test does not need the help of PC. The whole device can do hardware self-test, detect modules such as network, RTC, temperature, light sense, touch, system memory, OPS, etc., and give prompt for problems of different modules;8. Equipped with Windows 8mp camera and microphone, video conference experience is more convenient;(optional)9. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;10. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 11. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;12. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;13. Support automatic recognition and jump of external input signal source, easy and convenient screen switching;14. 2x10W speakers in front to prevent the deterioration of the sound effect due to the embedded environment;15. Wireless same screen, support multi-channel same screen, realize mirror reverse control, remote snapshot, video, music, document sharing, picture screenshot, wireless remote control, confidentiality point casting and other functions;16. Support wireless screen click share (up to four mobile phones or computer terminals at the same time)17. Vandal-proof AG anti-glare glass, Mohs level 7 hardness, guaranteed safety. 

Features:1. High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.1ghz, RAM 2G DDR3, 16G storage, System Version: Android 7.1; 2. Use international standard OPS slot, integrated plug-in design, easy to upgrade and maintain, no connection line of computer module can be seen outside;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Support automatic recognition and jump of external input signal source, easy and convenient screen switching;9. 2x10W speakers in front to prevent the deterioration of the sound effect due to the embedded environment;10. Wireless same screen, support multi-channel same screen, realize mirror reverse control, remote snapshot, video, music, document sharing, picture screenshot, wireless remote control, confidentiality point casting and other functions;11. Support wireless screen click share (up to four mobile phones or computer terminals at the same time)12. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 

Features:1.High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.5ghz, RAM 1G DDR4, 8G storage, System Version: Android 6.0;2.Reserved OPS interface, extensible dual system;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 9. One-key restore function in the case of system crash, to make sure the normal teaching will not be affected;

Features:1. Quad 64bit CPU,  2xCA73+2xCA53 master frequency up to 1.5ghz, RAM 2G, 32G ROM, System Version: Android 8.0; 2. Use international standard OPS slot, integrated plug-in design, easy to upgrade and maintain, no connection line of computer module can be seen outside;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, support single touch control and has high sensitivity;4. Pre-intelligent fingerprint energy-saving unlock, multi-function extension of Type-C interface, HD video transmission, USB pass-through, touch pass-through, external device network pass-through, 5V /1A power supply (extremely convenient multi-device link is simple and efficient, making meetings easier)5. Network following, supporting one network cable to access the Internet simultaneously for Android and OPS devices;6. External USB, the system automatically enters the secret mode, and the password can only be unlocked by entering it, so as to better protect the file security;7. Hardware self-test does not need the help of PC. The whole device can do hardware self-test, detect modules such as network, RTC, temperature, light sense, touch, system memory, OPS, etc., and give prompt for problems of different modules;8. Equipped with Windows 8mp camera and microphone, video conference experience is more convenient;(optional)9. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;10. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 11. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;12. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;13. Support automatic recognition and jump of external input signal source, easy and convenient screen switching;14. 2x10W speakers in front to prevent the deterioration of the sound effect due to the embedded environment;15. Wireless same screen, support multi-channel same screen, realize mirror reverse control, remote snapshot, video, music, document sharing, picture screenshot, wireless remote control, confidentiality point casting and other functions;16. Support wireless screen click share (up to four mobile phones or computer terminals at the same time)17. Vandal-proof AG anti-glare glass, Mohs level 7 hardness, guaranteed safety. 

Features:1. High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.1ghz, RAM 2G DDR3, 16G storage, System Version: Android 7.1; 2. Use international standard OPS slot, integrated plug-in design, easy to upgrade and maintain, no connection line of computer module can be seen outside;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Support automatic recognition and jump of external input signal source, easy and convenient screen switching;9. 2x10W speakers in front to prevent the deterioration of the sound effect due to the embedded environment;10. Wireless same screen, support multi-channel same screen, realize mirror reverse control, remote snapshot, video, music, document sharing, picture screenshot, wireless remote control, confidentiality point casting and other functions;11. Support wireless screen click share (up to four mobile phones or computer terminals at the same time)12. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 

Features:1.High-performance (CPU) ARM Cortex-A53 quad-core with a master frequency up to 1.5ghz, RAM 1G DDR4, 8G storage, System Version: Android 6.0;2.Reserved OPS interface, extensible dual system;3. Front-dismounted high-precision IR touch frame, with touch accuracy up to ±1mm and touch height of 3.0mm, supports 20-point touch control and has high sensitivity;4. Simple and fashionable three-sided appearance design, brushed silver for up and down frame, and matte black for left and right;5. High performance writing software, supporting single and multi-point writing, supporting insert pictures, add pages, gesture board to erase, enlarge, shrink and roam, scan code sharing, and annotating in any interface of any channel; 6. 2.4g W-FI wireless connection (optional) and wired connection of network port use network resources;7. Intelligent sleep, touch-screen wake-up, one-click energy saving, environmental protection, power saving, and extended service life;8. Vandal-proof tempered glass, Mohs level 7 hardness, guaranteed safety. 9. One-key restore function in the case of system crash, to make sure the normal teaching will not be affected;

Feature: 1.Pure hardware structure, no internal operating system, no system crash, virus infestation, compatibility and other problems, allowing frequent switch on and off, quick starting up (no more than 5s).2.Output support DVI, HDMI, 3G-SDI, VGA and other signals;3.Meet kinds of signal format input, support DVI/HDMI/VGA/SDI/AV signals, and support 4K signal;4.Support signal source group, it can control multiple video wall groups with different resolution. It is with function of windowing, overlay, stretching, scaling, PIP and roaming. 5.Support local monitoring. In the control room, it can real-time monitor video wall screen through local monitor; 6.The input card and output card support hot plug and plug, and allow the system to replace and upgrade the card in the case of continuous power.7.Support HD Point-to-point vector subtitle display;8.Support ultra hd static base map display;9.Support information publishing function10.Support video wall grouping mode, max support 4 groups split screens. .Each group of screens can independently set parameters such as resolution,row and column, and support independent storage and invocation of scenes.11.Support sync technology, screen sync switches seamlessly. .12.Support video signals fold lines, to make picture bright and smooth.Supports storage for scenarios. Network port and serial port rs-232 communication control, and control protocol is opened;