Portable 65 Inch Smart Board Interactive Whiteboard Without Projector
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 ;
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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