High Resolution 1080P Touch Screen Interactive Whiteboard 55 Inch
Description Of Touch Screen Interactive Whiteboard
An interactive whiteboard , also commonly known as an interactive
board or smart board , is a large interactive display that is a
whiteboard with infrared touch , which can be a stand - alone touch
- screen computer for independent task and operation , or a touch -
pad that can be connected to a device for controlling a computer
from a projector .
Feature Of Touch Screen Interactive Whiteboard
1. The device has 1080P high - definition resolution , clear
picture quality ;
2. The device adopts all - metal material and ultra - narrow frame
design , the appearance is simple and atmospheric , and the front
is equipped with dual magnetic pens , which are easy to pick and
place before and after use ;
3. The electronic whiteboard with smart writing makes writing
smooth , supports 20 - point touch , and can be used for annotation
, drawing , erasing , image zooming and rotation ;
4. Contains powerful teaching software , abundant teaching
resources textbooks , interesting and safe simulation experiment
exercises , online video lectures with famous teachers for multiple
courses , and intelligent test questions after class ;
5. The start up screen , theme and background can be customized ,
and the local media player supports automatic classification to
meet the needs of different occasions .
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
They are used in a variety of settings , including classrooms at
all levels of education , in corporate board rooms and work groups
, in training rooms for professional sports coaching , in
broadcasting studios , and others .
