65 inch interative whiteboard/smartboard, 1920*1080 resolution
Negotiable /Set
Min.Order:1 Set
Shenzhen Deshan Technology Co., Ltd.
55 inch LCD interative whiteboard, anti-glare glass, i3,or i5 or i7 CPU
84 inch LCD interactive whiteboard,built-in dual antenna WiFi module
75 inch LCD interactive whiteboard, A grade Samsung LCD display module
LCD interactive whiteboard, LED backlight,OPS small computer,TV(optional)
82'' anti-reflective smart board whiteboard for school protect student's eyes
1) Display parameter:
Screen size: diagonal, aspect ratio: 16:9
SN serial | External size(mm) | Display size(mm) |
|
| |
65 inch | 1547x936x83 | 1428.5x803.5 |
|
A grade imported display module
Displayed color: dual channel 10 bit, 16.77 million colors
Visual Angle: 178°
Display resolution: 1920(H) X 1080(V)
Brightness: 350cd/square meter
Contrast: 5000:1
2. Anti-impact: screen outer surface is a layer of 4mm all-tempered glass.
2) touch
1. Internal infrared multi-touch technology, 6 persons can write at the same time
2. Infrared tube pair technology, the number of emitters must be the same as of receivers. The distance between one tube and another can not be more than 2.0mm, the width of PCBA could not be over 18mm, the connection between one PCBA and another is flexible flat cable.
3. The touch equipment is connected to computer via USB with no need for any driving.
4. Anti-strong-light, water-proof, touch screen can be operated normally under direct sunlight or strong sun rays.
5. Touch resolution: equal or greater than 32767x32767
6. New generation intelligent recognition, even when blocked by large area objects (like palm, book, whiteboard eraser), or even the whole side frame is blocked, normal writing and operation is not affected.
7. Provide hardware inspection software which can quickly determine malfunction position.
8. 4 protecting corners of external frame can be removed separately to replace modules.
9. Firmware refreshing: firmware program support USB intelligent speedy upgrading for convenient remote upgrading of hardware.
10. Touch cycles: over 60 million times of touches for one position.
11. No less than 16 pcs of physical shortcut keys on both sides.
12. The connection between touch module and motherboard is socket interface.
3) TV machine design overall requirements:
1. Side frame width does not exceed 25mm except that installed with front speakers.
2. Special gas release and fast heat sink design, multi-row heat sink net structure which support dust proof at the same time.
3. The whole unit's external casing can not be plastic anywhere.
4. Front side TV buttons. The number of non-hidden physical buttons must be over 8. TV switch on/off buttons must differ than those of computer.
5. Input ports: internal 2xHDMIs, external 2xHDMIs, 2xVGAs, 1xYPbPr, 1xTV, 1xAV, 1xUSB and 1xRS232.
6. Output ports: 1xaudio, 1xVGA
7. Sound amplification input.
8. Front speakers: equal or greater than 2x10W
9. Voltage: AC(90-240)V - 50/60Hz
10. Power rating of whole unit: standby power: less than 1W, nominal power: 220W
11. Playing function: built-in USB multi media playing, support playing pictures, audio, video, texts without computers or any other external devices.
12. Full-touch function for the whole unit: in any passage way, without use of physical buttons, by using gestures, interactive intelligent feature menu can show up, picture mode, passage way switch, channel switch, brightness, audio volume and contrast adjust functions can be realized. Android system is not used in order to maintain stability of TV.
13. Intelligent light sensing: TV brightness will go down automatically upon approaching of touch TV users.
4) OPS structure computer
1. Computer is standard 80-pin pluggable and un-pluggable(no independent wire connection) OPS computer, non-standard OPS computer structure computer is not acceptable (OPS dimensions are limited to 130mm for length, 30mm for thickness and 200mm for width.
2. Internal PC is modular design. Except for power wire, not any other external visible wires are present in order to avoid signal loss due to wires and enable easy after sales maintenance.
3. Low-noise heat conduction tube heat sink design, avoiding heat sink problems due to excessive heat generation by desktop unit solution. Low power dissipation notebook CPU and OPS computer whole unit power dissipation less than 60W.
4. OPS power is supplied by a separate adapter.
5. PC CPU intel i5 dual core 2.8 GHz, internal 4G, hard disk 500G, CPU power dissipation of 35W, internal WiFi dual antenna module and internal internet card.
6. 1xHDMI output, 1xRS232, 1xinternet cable port, 2xUSB3.0, 4xUSB2.0
5) Software functions:
1. Gesture recognition: Support Windows, Android, MAC gestures, enabling zoom, rotate; no need to click any buttons or shortcuts in the software interface, you can achieve writing, roaming and erasable gestures (gesture recognition provide patent certificate);
upgrade service.
a) The software comes with various disciplines of teaching resources, including pictures, text, multi disciplinary dynamic resources, and provides custom tools and custom resources. Teachers can implement custom resource conservation, management and calls.
b) Mathematics teaching support: the math resource repository contains mathematical formulas, function curves, mathematics graphics. Common mathematical formulas include a number of commonly used mathematical formulas which have calculation function, based on the variable value entered by the user. Function curves contain a number of commonly used functions curves, for example, sine, cosine, quadratic, etc. and according to the definition domain and value domanin of function, display corresponding two-dimensional functions, the user can change the function of the curve, definition domain and value domain and save it to the repository. Function graphs contain some common property graphics, such as two-dimensional coordinate system, three-dimensional coordinates, sine curve, cosine curve graphics.
c) Physics teaching support: contain slide rheostat, spiral micrometer, micrometer, spring balance, concave lens, lens and such experimental graphics as electric circuit, optics etc.
d) Chemistry Teaching support: this repository contain conventional chemical reaction equations from junior high schools and high schools and a variety of chemical lab wares, including the commonly used chemical beakers, flasks, funnels, alcohol burner, measuring tube, separating funnel, etc. and also dynamic change of container liquid surface, automatic plane maintenance and random adjustment of liquid surface height.
e) Language teaching support: Vocabulary library resources in English teaching and reading function. Chinese language teaching including the phonetic features of Chinese characters, Chinese characters stroke order playback function, support Chinese characters reading.
f) Other disciplines Support: teaching resources include geography, history, biology, music and other disciplines.