75 Inch Electronic Blackboard LED Interactive Blackboard Smart
Blackboard With Interactive Flat Panel For School Educati
Basic Information
The smart blackboard adopts the world's leading capacitive touch
technology, integrating traditional blackboard writing and
intelligent interactive experience. It is suitable for various
writing tools and restores the traditional blackboard writing feel.
It is paired with interactive teaching software and various
functional modules to achieve rich human-computer interaction.
experience.
Target market: Mainland China Product type: Smart blackboard
Product Series: K Series
Product model: NW-K750D1****
Display parameters
| size | 75 inches |
| Panel manufacturer | CSOT/BOE |
| Visible area(mm) | 1650.24 x 928.26 |
| Resolution | 3840 x 2160 |
| Zoom | 16:9 |
| Overall brightness | ³350cd/m²(typ.) |
| Brightness uniformity | 75% |
Screen Contrast | 1200:1(typ.)-Hard screen 4000:1(typ.)-Soft screen according to Panel Depends |
| Response time | ≤8ms (typ.) |
| Pixel Pitch(mm) | 0.4298 x 0.4298 |
| Refresh frequency | 60Hz |
| Viewing angle | 178°(H) / 178°(V) |
| Life | ³30,000 hrs |
| Color Gamut(% NTSC) | 72% NTSC |
| Chromaticity | 1.07B |
| HDR | SUPPORT |
| Backlight Type | D-LED |
| Mixing distance(OD) | OD18 |
Left And Right Sub Boards
| category | Nano honeycomb blackboard, supports magnetic function |
| color | black |
| quantity | Left x 1, Right x 1 |
| size | 1108mm x 1240.35mm x 94mm |
| chalk trough | support |
| corners | Meet safety requirements |
Appearance
The whole machine adopts an all-metal shell design, ultra-narrow
frame, ultra-thin body, and four rounded corners. The product
should not have dangerous sharp edges or dangerous sharp tips. The
corners and frame parts should be rounded or chamfered to ensure
safety. Reliable; moisture-proof, salt-spray and rust-resistant,
and used in a variety of teaching environments.
The whole design adopts pure flat metal with full edging and
slot-type fixing design to prevent the writing surface from falling
off. It is wall-mounted and easy to disassemble. It adopts a
precisely assembled modular structure (the seam between each module
is ≤0.08mm, the optical gap is ≤0.12mm), there is no rim, the
flatness is ≤0.15mm, and the flat surface is spliced without gaps.
The secondary screen has a pen slot for convenient storage of
chalks and writing pens, making it easy to use in a teaching
environment.
The D1 flagship version has a camera on the top and a microphone
voice array design on the bottom. (optional)
Appearance material: front frame made of aluminum alloy, surface
anodized, back panel made of galvanized steel plate, surface
painted.
Product ID diagram: refer to the diagram below
Front buttons
Front interface
Camera, top center
6-way microphone array
