DSY-75S9
Customized
Interactive Whiteboard
Movable With Rack
Glass
Double Sided
Unfolded
Android11.0
65" 75" 86" 98"
4K (3840 x 2160pixels)
2 years
350cd/m2
178 degree
30, 000hrs(min.)
8ms
Quad Core A55
Mali G52MP2
DDR4: 4GB/eMMC:32GB
Rated AC 100-240V~Max 90-264V~50/60Hz
1630*220*1050mm
RAM 8G+256G
wall-mount bracket, remote control, dongle, stylus
OEM
Plywood Case
65 75 86inch
Guangdong
84714190
Product Description
best seller S9 65" 75" 86" 4K Touch Teaching Interactive Board Digital Whiteboard interactive flat panel For school










Dual Operating System (OS):Embedded with latest Android 11 chipboard, and be expanded to Windows System ( Users just need to slot-in OPS computer). And users can switch between Android and Windows easily with just one quick click on menu.
Windows OPS computer: RAM 4G/8G, storage 128G/256G
All size 65" 75" 85" 86" 98" 110" available
Windows OPS computer: RAM 4G/8G, storage 128G/256G
All size 65" 75" 85" 86" 98" 110" available
Built-in 13 Mega pixel camera and 6 arrays microphone
Compatiable with Zoom, Skype, Meeting etc video conference app, can start video conference on DS IFPD with just one click.
(note: S9 Pro Series has camera and microphone, S9 Series do not have)
Compatiable with Zoom, Skype, Meeting etc video conference app, can start video conference on DS IFPD with just one click.
(note: S9 Pro Series has camera and microphone, S9 Series do not have)


Wireless Screen Miracast function: This means users can project laptop, mobile phone, tablets to the smart board without cable, without projector. Just one click on the wireless screen dongle (transmitter) to project contents to the IFPD.
It supports to project 4 device to the IFPD screen simultaneously. Can be 4 laptops, 4 mobile phone or 4 tablets or mixed device.
It supports to project 4 device to the IFPD screen simultaneously. Can be 4 laptops, 4 mobile phone or 4 tablets or mixed device.

Powerful Whiteboard function
- 20points writing
- smart shape change
Scan QR code to share
- meeting memos, annotations, can be shared by scanning a QR code to download to mobile
- or choose to send it to email.


Panel | LCD Size | 75" | |
Type of Panel | ADS | ||
Respond Time | 8ms | ||
Visual Ratio | 16:9 | ||
Max Visual Area | 1649.664(H)×927.936 (V)mm | ||
Resolution | 3840(H)×2160(V) | ||
Pixel pitch | 0.4296×0.4296mm | ||
Frequency | 60Hz | ||
Display Colors | 1.07B (10bit) | ||
Color saturability | 72% | ||
Contrast ration(Typ) | 1200:1 | ||
Viewing Angle | 178°(H/V) | ||
Light source | DLED | ||
Brightness | 350cd/m2 | ||
Life Span | ≥30000HOURS | ||
Audio-video parameters | Speaker | Soundtrack | 2.0 |
Power | 2×15W | ||
Camera | Pixel | 1300W | |
Qty. | 1 | ||
Location | Upper Frame | ||
Viewing Angle | DFOV:100° HFOV:91.9° VFOV:60 | ||
Function | Support autofocus, auto white balance, backlight compensation, 3D noise reduction | ||
Microphone | Pick-up distance | 0~8m | |
Qty. | 6 | ||
Pick-up angle | 0°~180° | ||
Function | Supports echo cancellation, background noise suppression, gain compensation | ||
Touch parameter | Touch specifications | Non-contact infrared sensing technology | |
Support Systems | Windows10/Windows8/Windows7/Windows XP/Android/Linux/Mac OS X/Chrome | ||
Touch Points | 20 Points Touch | ||
Min. Identifier | 2mm | ||
Input mode | Opaque object (finger, pen, etc) | ||
Respond time | ≤10ms | ||
Touch depth | ±1mm | ||
Writing height | ≤3mm | ||
Writing display | Single Stylus pen two-colour | ||
Output coordinates | 32767 (W) ×32767(D) | ||
System | System Version | Android 11.0 | |
CPU | Quad Core A55 | ||
GPU | Mali G52MP2 | ||
RAM | 4GB | ||
ROM | 32GB | ||
Wireless | Bluetooth | Version | 5.0 |
Working Frequency | 2.4GHz | ||
Working Distance | 0~10m | ||
Remark | Via the wireless module SI07B | ||
Wi-Fi | Version | 802.11ac/b/g/n/a/ax | |
Working Frequency | 2.4GHz/5GHz | ||
Working Distance | 0~10m | ||
Remark | Via the wireless module SI07B | ||
I/O Interface | HDMI IN | 3(on board 2, front 1) | |
HDMI OUT | 1 | ||
USB 2.0 | 1 | ||
USB 3.0 | 4(on board 2,front 2) | ||
TOUCH | 2(on board 1, front 1) | ||
VGA IN | 1 | ||
AUDIO IN | 1 | ||
AUDIO OUT | 1 | ||
SPDIF | 1 | ||
RS232 | 1 | ||
TYPE-C | 1(front) | ||
RJ45 OUT | 1 | ||
RJ45 IN | 1 | ||
Front small board interface | 2*USB3.0+TYPE-C+TOUCH OUT+HDMI IN | ||
Power | Voltage | 100-240V~ 50/60Hz 4A | |
Max. power consumption | 400W | ||
Standby power consumption | ≤0.5W | ||
Structure | Bare dimension | 1709×1029×88 mm | |
Packing dimension | 1860×220×1160mm | ||
VESA hole site | 800×400mm | ||
Wall mounting screw specifications | M8×25mm | ||
Net weight | TBD | ||
Gross weight | TBD | ||
Accessories | Power cord | ×1 | |
Stylus pen | ×1 | ||
Wall mount | ×1 | ||
Operation manual | ×1 | ||
Environment | Working temperature | 0ºC~40ºC | |
Working humidity | 10%~90%RH | ||
Storage temperature | -20ºC~60ºC | ||
Storage humidity | 10%~90%RH | ||
Working Elevation | <5000m | ||
Standard module | WIFI module model | SI07B | |
Optional module | OPS model | OPS42A/OPS43A/OPS62A/OPS63A |



- Why should I buy from us?
- Firstly, top industry suppliers: DS's raw materials are sourced from top brands in the industry including LG, BOE large size LCD panel companies.
- Secondly, strict quality control: DS strictly abides by 5 quality inspection processes, from pre-production raw material factory inspection, warehousing inspection, to in-production quality inspection, complete machine acceptance inspection, and pre-shipment inspection. The strict multiple quality inspection processes ensure that each machine delivered to customers is a 100% qualified product.
- Third, good technical support and after-sale support. Any of issues raised by clients will be acted within 24 hours. Solutions are given to clients with max 48 hours.
- Fourthly, DS has more than 10 years in OEM service. And we received good comments from our customers.
- Are you a factory?
- Yes, we are a factory locates in Shenzhen China. We mainly do OEM orders of interactive touch panels and LCD screens. Our factory have about 125 workers( peak season about 180 person). R&D team and engineers 13 persons.
- Can you send a sample to me before bulk order?
- Yes. DS supports sample order. and low MOQ 1 piece, clients can buy 1 set to test before place bulk order.
- Can you make the touch panels according to our specifications?
- Yes. DS is an interactive touch panel OEM factory, and provides OEM services including: LOGO (brands) customization, functions customization, software customization and package customization. Clients can send the specification and requirements to our sales team, our R&D engineers will evaluation possibilities and provide a solution for clients.
- What's the available size of interactive flat panel?
- Interactive flat panels standard size 55" 65" 75" 85" 86" and 98".
- Do the classroom interactive flat panels have free Apps for teaching?
- DS interactive flat panels for school all are pre-installed with free apps, including digital whiteboard, wireless miracast, WPS, Chrome,Firefox browser, Zoom, Skype, Microsoft Meeting etc.
- Can I have my brand logo labeled?
- Yes. We provide free Logo on smart board with MOQ 10pcs. And we will set your logo as booting logo when turning on the machine.
- What accessories are included in the package?
- DS interactive flat panel standard package include: interactive screen*1, wall-mount bracket*1, power cord*1, Remote control*1, WIFI antenna, HDMI cable*1, Touch USB cable*1. And optional parts (which is charged additionally) include: Mobile trolley, wireless screen dongle, OPS slot-in computer.