55 Inch Android 8.0 3G+32G Interactive Flat Panel for Classroom 路UHD 4K display screen, soft light does not hurt the eyes. 路Computer/Phone/Tablet gently performs wireless display. 路Change multiple screens, multimedia teaching, support huge educational resources. 路Change the system with one touch. It is a powerful interactive tool, ideal for education and business applications. -Support upgrading for good. -Include languages English, Chinese, Japanese, French, Russian, etc. -Various of subject resources of Math, Physical, Chemics and so on, or can also be customized or expanded by customers. -Annotations can be made and saved in PPT, Word, Excel. -Objects pictures, videos, documents, histograms, flashes can be inserted in the software. -Videos and audios of operations can be recorded and play back based on the users' need. -Support hand gestures rotate, move, zoom in/out, erase. -All recordings can be saved, printed, and emailed to other people. Model PL-T55 Backlight LED Panel Brand LG Screen size (diagonal) 55" Active area (mm) 1209.6锛圚锛?680.4锛圴锛?/p> Aspect Ratio 16:9 Resolution 3840*2160 Colors 1.07 billion colors Brightness 350cd/m2 Interface Front Side: VGA IN*1,AUDIO IN *1,TV USB,PC USB*1,HDMI IN*1,TOUCH*1(USB 2.0 type B) Rear Side: HDMI IN*2,TOUCH USB*1(USB 2.0 type B),RJ45*1,EARPHONE*1, AV IN *1, MIC IN*1, VAG IN*1,VGA AUDIO IN*1,RS232*1,SPDIF OUT*1, USB*2(USB 2.0 type A), TF card*1,HDMI OUT *1 Outputs (Speakers) 10W x 2 Wall Bracket YES Input Voltage 100-240V AC Power consumption Maximun< 125W Standby Mode RAM DDR3 / DDR4 锛坥ptional锛?/p> SSD 128G or 256G 锛坥ptional锛?/p> Graphic Inter HD video Wireless support wifi Interface USB2.0*4,USB3.0*2,VGA*1,HDMI*1,RJ45脳1,WIFI ANTENNA*2,EARPHONE OUT*1,MIC-IN*1,POWER*1 OS Windows 7/ Windows XP/ Windows 2000 / Vistal / Linux UNIX / Windows 8.1(X86)/ Windows 10 (Optional) REMARK OPS is optional and have different configuration, you can check our separate OPS price list for your reference. Why Choose Us 1. Over 10 years of experience. 2. Provide OEM/ODM services. 3. MOQ: 1pc, sample order are welcome for your evaluation 4. Abundant inventory. 5. 1 year warranty. 6. Free design products. 7. Super high cost performance. 8. Professional quality inspection team. 1. Q: Are you a factory? A: Yes, we are a factory. We're located in Shenzhen China. 2. Q: How can I trust your product quality? A: Quality is what we put first over the last 12years. From material purchasing to product delivery, we have own professional staff and procedures to prevent potential quality risk. Our products have been apporoved by CE & ROHS & ISO & FCC etc. 3. Q: What's your after-sale service? A: If any problems, you will get our reply within 24 hours. Solution will be offered instantly. 4. Q: Do you have MOQ? A: Generally, our MOQ is 1 pcs. But the larger the order is, the more discounts will be given. 5. Q: Could you offer the OEM&ODM service? A: Yes, we can. We've been providing OEM&ODM service for many world-class companies for over 12 years. 6. Q: What's the leading time? A: The leading time for sample would be 3-7 days. As for large order, it takes about 15 days.Interactive Flat Panel For Classroom manufacturers website:http://www.polingdisplay.com/interactive-flat-panel/interactive-flat-panel-for-classroom/