Interactive Digital Blackboard.
1. The nano blackboard effectively isolates electromagnetic radiation, and can take electricity when it is moved, which is convenient for classes.
2. The middle part of the nano blackboard is an interactive teaching device, and the two sides are Nano Blackboards.Nano blackboard supports writing with a variety of pens such as ordinary chalk, dust-free chalk, water-based pens and dry-erase pens.
3. The whole Nano Blackboard only needs to connect to the network with a network cable or wirelessly, and it can realize the simultaneous Internet access of both Windows and Android systems.
Description
LCD Digital Intelligent E-Blackboard 4K Touch Screen Smart Touch Screen Blackboard for Teaching For Classroom.
| Panel | Description | |||
| Panel size | 75 Inch | 86 Inch | 98 Inch | |
| Panel | LG/CSOT/BOE | LG/CSOT/BOE | CSOT | |
| Display Area | 1649.664(H) x 927.936(V) | 1895.04mm(H)*1065.96mm(V) | 2158.85mm(L)*1214.35mm(H) | |
| Aspect Ratio | Â 16:9 | |||
| Resolution | 3840*2160 | |||
| Brightness (cd/mÂČ) | 350 | |||
| Contrast Ratio | Â 1200:1 (Hard screen) /4000:1(Soft Screen)Â Â Â Â Â Â Â Optional | |||
| Response Time (ms) |  †8ms | |||
| Color Support | 1.07B | |||
| Viewing Angle (H/V) | 178 °/178 ° | |||
| OD Range | OD18 | |||
| Chipset | GK6780V100 | |||
| CPU | 8*A55,1.5GHZ | |||
| GPU | Mali-G52 MP2(2EE) | |||
| RAM/ROM | 4+32GB / 8+128GBÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Optional | |||
| System Compatibility | Android 12.0 | |||
| Touch Control | Infrared 20-Point Multi-Touch | |||
| Touch Precision (mm) | ±2mm | |||
| Recognizable Object | 5 Points 2mm | |||
| Glass | 4mm Tempered Glass, Level 7 On Mohs Hardness Scale, Anti-Glare | |||
| Touch Response Time (ms) | â€6ms | |||
| Touchscreen Input | Opaque Objects (e.g. Finger, Pen, etc.) | |||
| Front Interfaces | USB for Touch*1, HDMI*1, TYPE-C*1, USB3.0*3. | |||
| Back Interfaces | LINE_OUT & HEADPHON*1ïŒUSB 2.0*1ïŒTOUCH OUT 2.0*1ïŒRS232*1ïŒSPDIF OUT*1ïŒHDMI1 IN (UART)*1ïŒHDMI2 IN(EARC)*1, HDMI OUT*1, RJ 45 IN*1ïŒUSB 3.0*1ïŒTF Card*1. | |||
| Channel | Â Standard 2.0 | |||
| Speaker | Left: 2 *10W, Right: 2 *10W. | |||
| WiFi Configuration | Wi-Fi6 + Wi-Fi5 Dual-Module, Supports 5G/2.4G | |||
| WiFi Performance | 30 mÂČCoverage, 12m Transmission Distance in Open Space | |||
| Pixels | 13M / 48M Pixels            Optional | |||
| Sensor Resolution | 3840*3024(15fps) | |||
| Maximum Video Frame Rate | 30fps@1080P | |||
| Microphone | 8-Array Built-in Microphone | |||
| Pickup Distance | Â Â 0-8M | |||
| Bluetooth Version | 5 | |||
| Bluetooth Performance | 12m Transmission Distance in Open Space | |||
| NFC | Â Support NFCÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Optional | |||
| Multi-Language | 24 (Simplified Chinese, Traditional Chinese, English, Japanese, Arabic, French,Thai, Uzbek, German, Italian, Dutch, Spanish, Portuguese, Polish, Korean, Catalan, Galician,Kazakh, Russian, Vietnamese, Bulgarian, Ukrainian,Hungarian,Croatian) | |||
| Wall mount hole (mm) | 500 x 400 | |||
| Wall mount screw | 4-M8 Screw Hole | |||
| Power Supply | AC 100 to 240V, 50/60Hz | |||
| Overall Power Consumption( WïŒ | â€220 (on without OPS) | |||
| Standby Power Consumption(WïŒ | ïŒ0.5 | |||
| Material | Nano Blackboard | |||
| Color | Black | |||
| Quantity | Left Side * 1, Right Side * 1. | |||
| Size | 1127.68* 1311.55*128.6mmïŒÂ *2 pcsïŒ | |||
| Product Dimensions ïŒW*H*DïŒÂ     (Including 2 set Size Board) | 4230*1221.9*152.7xmm | 4230*1221.9*152.7xmm | 4502.4×1383.65*128.6mm | |
| Package DimensionsïŒW*H*D) | Main Touch Screen: | 2137*1346.8*230mm | 2137*1346.8*230mm | 2402.65*1508.55*230mm |
| Side Nano Board 2 Set: | 1211*1260*245mm | 1211*1260*245mm | 1226*1421*245mm | |
| Net Weight | Main Touch Screen: | 61±1Kg | 76±1Kg | 100±3Kg |
| Side Nano Board 2 Set: | 21±1kg | 21±1kg | 24.4±1kg | |
| Gross Weight | Main Touch Screen: | 78±2kg | 91±2kg | 135±3kg |
| Side Nano Board 2 Set: | 25±1kg | 25±1kg | 41.4±1kg | |
| Operating Temperature |   0 to 40 °C | |||
| Operating Humidity | 10% to 80% (Non-Condensing) | |||
| Storage Temperature |   -20 to 60 °C | |||
| Storage Humidity | 0% to 90% (Non-Condensing) | |||
| Accessories Included | 1*Power Cord 2m ă1*Touch Pen ă1*User Manual ăVESA*1ăRemote Controller*1ăWater Soluble Chalk *1ăEraser *2ăSide Board *2. | |||
| Warrantee: | 3 Years (Touch Screen for 1 Years) | |||
