55 65 75 85 86 98 110 Inch Pen Finger Touch 4K LCD Digital Interactive Smart Board Interactive Flat Panel for School Education

1) Ultra-thin aluminum front frame, surface sprayed with fine sand and anodized, zinc alloy electroplated corner code, sheet metal back cover, the whole machine has a strong metallic texture and active heat dissipation;
2) Optional anti-glare tempered glass protects the LCD glass and enhances visual effects, protects viewing eyesight and improves touch experience;
3) Standard high-precision infrared touch strip: 1-Touch accuracy <1mm; 2-Supports two 2mm nibs for writing at the same time; 3-Supports five 3mm nibs for writing at the same time
4 ) Supports multiple people writing small characters within 1cm in height; 5-Double-color pen recognition accuracy 100%; (requires the support of Android whiteboard software) 6-Pen lifting height <1mm,
Write foreign characters without breaking the pen (meeting the standards of UNESCO supplier Promethean) 
5) The structure is designed with low touch and zero stickers, and the touch writing experience is super strong;
6) Operating system: Android and Windows optional
7) The speaker is placed in front of the speaker to prevent the sound effect from deteriorating due to the built-in environment ;
8) Using the international standard OPS slot, the integrated plug-in design makes it easy to upgrade and maintain. There are no visible computer module connection lines on the outside, and the body is beautiful 
9) Supports gesture side pull-down menu, which can quickly adjust brightness, sound, and switch signal sources 
1 0 ) Direct module backlight, mature, stable and highly durable
11) Supports WIFI wireless connection and network port wired connection 
 

Guangdong ZhengTian Electronic Technology Co., Ltd, is specialized Digital Signage & interactive whiteboard .Our brand name is DWINYA,which is a famous company with R&D ability and touch lcd device selling.ProductionProfessional manufacture specialized in OEM/ODM Digital Signage & Interactive Whiteboard,cooperated with grobal 500 top brands,served more than 1000 enterprises over 56 countries. To ensure the quality of our products,we have the clean room assemblyenvironment,and the finished products are subject to at least 24 hoursaging test and strict QC process. 20 QC employees and 14 steps quality checking ensure our products 100% reaching the standards of safety and eco-friendly..We have 150+ employees ,20+ QC and 20 international service teams,which can provide customers with one-stop servieces.Let us work together for a brighter future.