G138

LED Display Technology · Interactive All-in-one LED Display

An LED display device with a split screen and system design, with highly integrated functions, supports ultra-fast 10-point touch, and has the characteristics of long service life, fast frame change speed, high refresh rate, good uniformity, wide viewing angle, high grayscale, etc. It is suitable for university tiered classrooms, academic lecture halls, large, medium and small university conference rooms and other places.

Features

• The whole machine adopts an ultra-narrow frame, and the aluminum alloy frame adopts an anti-collision rounded corner design, with seamless connections at the corners, making the product and people safer.
• The screen has a visible range of ≥175°, and the image is still clear at a wide angle. High refresh rate, the refresh rate can reach more than 4200Hz, and the image continuity and smoothness are good.
• The screen is encapsulated with nano-optical composite materials, highlighting details such as deep gray and bright color spectrum. The screen is smooth and anti-static, touchable, and soft and non-glaring. There is no glare or stinging feeling when watching for a long time, which improves the visual comfort and experience of users.
• The screen adopts infrared touch technology, supports multi-touch writing by multiple people, and can write up to 10 points at the same time. The touch resolution is as high as 32767*32767, the touch accuracy is 1mm, the recognition is accurate, and there is no dead angle in the full screen touch.
• The module inside the screen has a bottomless design. The module fits the box, and the lamp beads dissipate heat quickly and evenly, effectively reducing heat radiation. Users will not feel "burned", and the immersive visual experience is better. There is no fan structure, and the noise of the whole machine is ≤10dB.
• The software is developed and customized based on the Android system, with three major functions: browsing, sharing, and collaboration, and rich application scenarios. It has built-in WPS, clock, welcome interface, calendar and other application software, and can add third-party APP applications.
• It has built-in hidden antennas (WIFI, AP, Bluetooth), which can realize Wi-Fi wireless Internet access and AP wireless hotspot transmission at the same time. It has Bluetooth 5.0 and can connect to common peripherals such as Bluetooth remote control, Bluetooth mouse, Bluetooth keyboard, Bluetooth speakers, etc.
• It has 4 scene modes: standard, soft, cinema, and video, and can also customize brightness, saturation, contrast and other parameters. Users can choose different modes for different conference application scenarios to ensure that large-screen document presentations, video playback, and remote conferences can all present the best display effects.
• It has a one-key eye protection mode, which, when turned on, can effectively reduce the damage caused by harmful high-energy blue light, improve viewing comfort, and protect the eyes.
• With wireless screen projection function, you can transfer the external computer screen to the large screen through screen projection software or screen projection device, and connect up to four devices for screen projection at the same time. Support Windows, Mac OS, iOS, and Android systems.
• With the mirror reverse control function, users can reversely control the large screen through Android tablets/mobile phones and interact with the display screen synchronously, making work reports and classroom lectures faster and simpler.
• It has infrared remote control and Bluetooth functions, and can be used to turn on and off the machine, switch signal sources, and scene modes.
• It has a preset high-definition background image. When the network cable is disconnected or there is no video source signal input, the preset image can be displayed to ensure that there is no black screen and the picture is seamlessly connected.
• Optional installation methods include wall mount bracket, floor mount bracket, and ceiling mount bracket.

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