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The interactive intelligent flat panel integrates functional modules such as presentation, writing, interaction and sharing to easily create a simple paperless conference/teaching scene and realize an efficient and harmonious conference/teaching method.
	
Feature:
	
* 4K UHD display, zero lamination design, AG tempered glass, high color gamut.
* Built-in Android operating system, support optional ultra-thin plug-in PC module.
* High degree of touch algorithm optimization, fast response, high writing and presentation fluency.
* Support operating signal source, volume and others by touch under the display status of signal sources.
* Support anti-light interference, use as usual under direct sunlight
* Support HDMI channel signal input smart wake-up function in standby mode.
* Support touch menu, including return key, menu operation, task preview, channel switching, volume adjustment, shortcut whiteboard, etc.
* Support any channel writing annotation function.
* Support channel memory function, enter the home page by default when booting, support custom named channel function.
* In standby mode, HDMI channel signal input intelligent wake-up.
* Support wireless screen transmission.
* Support WIFI 6.
* Support intelligent light sensing to adjust backlight.
* Support recording screen, electronic whiteboard and handwritten annotation, can meet various requirements of training classes.
	
	
Specification:
	
| Model | TV-86820 | 
| Processor | Quad-Core A55 quad-core, Mali-G52 MP2 dual-core | 
| System version | Android 11 | 
| RAM | 4GB | 
| Storage | 32GB | 
| Screen type | LED LCD screen | 
| Screen size | 86 inches (16:9) | 
| Screen display size | 1895.04(H)×1065.96(V)mm | 
| Physical resolution | 3840(H)×2160(V) | 
| Pixel pitch | 0.1645(H) ╳ 0.4935(V)mm | 
| Color gamut NTSC (Typ) | 72% | 
| Response time | Typ:8ms Max:12ms | 
| Refresh rate | 60Hz | 
| Chromaticity | 1.07G(8bit+FRC) | 
| Brightness | 350cd/㎡ | 
| Contrast | 4000:1 | 
| Viewing angle | 178°(H/V) | 
| Backlight lifespan | ≥50000h | 
| Audio channel | 2.0 | 
| Speaker | 2×15W@ 8Ω | 
| Camera pixel | 48 million-8000x6000@5fps | 
| Number of camera | 1 | 
| Camera field angle | D:80°H:75° V:50° | 
| Microphone pickup distance | ≥8m | 
| Number of microphone | 8 | 
| Input port | TYPE-C*2;HDMI*1;TUOCH*1;USB3.0*2;HDMI2 IN*1;HDMI1 IN*1;RJ45 IN*1;AUDIOIN*1;VGAIN*1;DPIN*1; | 
| Output port | OPTICAL OUT*1;USB2.0*1;TOUCH*1;USB3.0*2;WIFI*4;HDMI OUT*1;RJ45 OUT*1;LINE OUT*1 | 
| Communication port | RS232*1 | 
| Touch embedding method | Built-in integrated, non-external design | 
| Touch sensing technology | Infrared recognition touch technology: PC: 20 points / Android: 10 points | 
| Writing method | Fingers, stylus or non-transparent objects larger than 5mm in diameter (multi-touch 8mm) | 
| Writing height | 2.5mm | 
| Screen surface hardness | 7H | 
| Output coordinate | 32767(W)×32767(D) | 
| WiFi | 802.11a/b/g/n/ac/ax+Bluetooth5.0, Working frequency: 2.4GHz/5GHz; Working distance: 12m | 
| Power supply | 100-240V~50/60Hz input | 
| Standard power consumption | ≤370W | 
| Standby power consumption | ≤0.5W | 
| Working temperature | 0℃~40℃ | 
| Working humidity | ≤80%RH | 
| Overall size (L×W×T) | 1961.20mm*87.37mm*1187.7mm | 
| Package size (L×T×H) | 2060mm*240mm*1290mm | 
| Weight | Net weight: 69.7±1kg Gross weight: 86.5±2kg |