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3840 X 2160 Smart Interactive Whiteboard Infrared Ray 20 Points Touch
Interactive Whiteboard Specification
Model | |
Brand | JINGDINUO |
Name | All-in-one teaching conference machine |
Code | BGCM-55 |
LCD Panel | |
Size | 55inch |
Panel Brand | SAMSUNG,LG,AU (gauge A screen) |
type | TFT-LCD S-PVA |
Resolution | 3840 × 2160 (UHD) @60hz |
Brightness | 450cd/m² |
Ratio contrast | 2000:01:00 |
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% |
display scale | 16:09 |
Response time | <8ms |
life | >60000H |
Infrared touch characteristic | |
Touch the specifications | Infrared touch frame |
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 |
Interactive Whiteboard Description
High-strength Aluminium Alloy Frame, 6mm thickness anti-vandal
fully-temperred
glass with good performance of high light transmission and
anti-reflection , Coat
Painting Strong SteelHigh-strength Aluminium Alloy Frame, 6mm
thickness anti-vandal fully-temperred
glass with good performance of high light transmission and
anti-reflection , Coat
Painting Strong Steel
Interactive Whiteboard Advantage:
1. mini size, durable, not easily damaged
2. Active projection area is flexible from . it can use in small
classroom and big meeting room.
3. Turn the LED/LCD display screen(monitor,smart TV) and common board and wall to interactive touch screen.
4. Support for 3rd party educational software, any Internet content, and applications installed on your computer.
Details