Portable 65 Inch Smart Board Interactive Whiteboard Without Projector
Description Of Touch Screen Interactive Whiteboard
It integrates computer , TV , projection screen , playback box , projector and writing whiteboard into one . A Hushida teaching machine integrates multiple functions to improve teaching efficiency .
Feature Of Touch Screen Interactive Whiteboard
1. The equipment has interactive teaching resource platform and professional teaching whiteboard software to provide choice ;
2. The appearance of the device is in line with popular aesthetics , equipped with double magnetic suction pen, easy to take and put before and after use ;
3. The device can be touched , arbitrarily zoom in and out , fast response speed , writing natural and smooth , arbitrary writing , annotation and screenshot ;
4. The all - in - one teaching machine can save the information at any time , with high intelligent identification accuracy . It can realize multi - person writing at the same time , multi - gesture control , fast writing and erasing , annotation and screenshot ;
5. The all - in - one teaching machine adopts the latest infrared sensing touch technology , and it is convenient to change the font color at will when writing .
Specification Of Touch Screen Interactive Whiteboard
| LCD panel | Size | 55inch |
| Panel brand | SAMSUNG , LG , AU ( gauge A screen ) |
| Type | TFT - LCD S - PVA |
| Resolution | 3840 × 2160 UHD |
| Brightness | 450cd / m² |
| Ratio contrast | 2000 : 1 |
| Visual angle ( horizontal / vertical ) | 178° / 178° |
| Response time | 8ms |
| Visual area ( mm ) | 1209.6 ( W ) ×680.4 ( H ) mm |
| pigment | 16700000 color 24Bit |
| Color gamut ( NTSC ) | 72% |
| Backlight | WLED |
| display scale | 16:9 |
| Response time | ＜ 8ms |
| life | > 60000H |
| Infrared touch characteristic | Touch the specifications | Infrared touch frame |
| glass | 4mm tempered glass |
| Glass transmittance | > 88% ( higher transmittance depends on glass surface treatment technology such as AR / AG ) |
| Object induction number ( IR ) | Touch at 20 |
| Number of infrared induction lines ( W D ) | 32767 × 32767 |
| Positional accuracy | More than 90% of the touch area is 2mm |
| The interface definition | USB 2.0 ( Full speed ) |
| Touch the strength | Zero pressure touch |
| The light resistance | It has light resistance |
| Induction life | 6 million times |
| The response time | ＜ 8ms |
| The power supply mode | Full duplex usb - powered DC + 5V up to 500mA |
Application Of Touch Screen Interactive Whiteboard
1. Early childhood education ;
2. School teaching ;
3. Training institutions ;
4. Scientific research and etc .
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Portable 65 Inch Smart Board Interactive Whiteboard Without Projector Images
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