China Dedi 55inch Multi-Touch All-in-One Touch Screen All in One PC Portable Interactive Whiteboard

Part 2. Technical Parameter

All in one pc ParameterSize1725x1042.6x122mmPacking size1825X180x274mmPanel size75inchPanel typeLEDDisplay area1650.24mm(H)x928.26mm(V)Pixel distance0.4298 mm x 0.4298 mmResolution3840*2160RGBBrightness≥350cd/Contrast ratio4000:1(Typ.)Max. viewing angle178°,178°Response time8msDisplay color8 bit/1.07 BillionBacklightLEDLife time≥50000Power<=250Wworking voltage100V-240VAC,50/60HzSpeak8Ω/10W*2Net weight86KG±5KG/102 KG±5KGAndroid System Parameters (All in one pc ProgramAndroid Android 5.0memory8GchipMSD6A828RAM2GFunction terminalHDMI*4 (1-way front, 1-way built-in OPS)
USB2.0*3 (1 way front)
SD*1
AV out*2 (1 to 3)
AV out*1 (1 to 3)
YPbPr*1 (1 to 3)RJ45*1
SPDIF*1
VGA in*1
Audio input *1
VGA out*1
Audio Output *1TP USB*2 (pre*1, onboard*1)
RS232*1
RF*1
WIFI*1
Earphone*1
Microphone * 1
(4K default built-in OPS)Multimedia Support TypesAudio:MP3,WMA,WAV, APE, FLAC, AAC, OGG,M4A,3GPP formatsVideo:Support H.264,VP8,RV,WMV,AVS,H.263,MPEG4 ect video formats 1080P Decode,YouTube ect online videoPicture: Support JPG,BMP,PNG ect all kinds of image formats browse and support rotation / slide show / image zooming functionTouch parameterTouch technologyOptical touch technologyPositioning accuracy3mmInstallation modeBuilt in integratedWriting styleFinger (> 5mm), pen zero writing heightTouch points10 pointsWriting screen medium4mm Physical Glare-proof Tempered High Permeability Glassresponse speed≤5msComputer drivenfreeCommunication modeUSBService life≥6000I5 OPSComputerconfiguration planChipsetInteI H110 ExpressCPUIntel Skylake processorstorage4G DDR4 Memory/SSD128GGraphics cardInteI Core card InteI HD GraphicsInterface4-way USB 2.0, 2-way USB 3.0, 1-way RJ45 network interface, 1-way HDMI, 1-way DP output, 1-way LINE output, 1-way MIC input, support wifi; COM interface selection, top matching: 4-way USB 3.0, 2-way USB 2.0, 2-way USB 2.0Operation SystemWindows 10 Packing listItemsInclude PCNot PCSpecificationQTYSpecificationQTYTP All In One PC75'' All In One PC175'' All In One PC1SoftwareCustome1NoNoRemote ControlChinese without battery1Chinese without battery1Original handwriting penWriting pen + CHARGER + charging wire + pen head1Writing pen + CHARGER + charging wire + pen head1Power cordStandard 1.5m1Standard 1.5m1HDMI Extended lineOptional1NoNoTP USB Extended lineOptional1NoNoWall bracket frameA65 bracket1A65 bracket1Re: HDMI Extension Line and Touch USB Extension Line are the optional items. The final packing list is based on the actual shipment of customers, and can choose whether to configure Extension Line or not according to customers'needs.

Part 3:Product overview
1. Optical design of anti-blue light eye protection: Protect eyes from strong blue light damage, improve visual fatigue and sleep quality.
2. Optical touch control technology: writing smoother, restoring chalk, brush original writing.
3. Windows full original handwriting, annotation, up and down page flipping, PPT playback and other hot features.
4. Hidden panel design: Hidden design of keyboard and front-end interface to avoid misoperation.
5. One-button fingerprint unlock, more convenient to start, more reliable protection.
6. Aluminum alloy outer frame, surface wire drawing and anodizing treatment, iron shell back cover, active heat dissipation;
7 and 4 mm physical tempered anti-riot high-permeability glass; enhance visual effect, enhance touch experience;
8. High-speed 10-point touch writing experience, better smoothness, faster writing speed;
9. Ultra-narrow wire drawing face frame, ultra-narrow edge design, the width of single side of the whole machine face frame is only 25 mm;
10. Use the OPS slot of international general standard, integrated plug-in design, easy to upgrade and maintain, no visible computer module outside the connection line, beautiful fuselage;
11. Front-front expansion port: 1 PC-USB/1 TV-USB/1 HDMI/1 TOUCH-USB interface, which is convenient for users to expand their use;
12. The front-end three-in-one TV computer switch button, integrated design, can not only focus students'attention when the equipment is not used temporarily, but also save energy, save energy and environmental protection, while prolonging the life of the machine, so the design is also convenient for users to use;
13. The keys are pre-positioned to facilitate embedded installation and to support child locks. By setting up the function of shieldable keys, the operation can be avoided by mistake.
14. The speaker presupposes the sound to prevent the sound effect from deteriorating due to the embedded environment.
15. With RS232 interface, it is convenient to expand other equipment such as video booth.
16. Touch screen has anti-occlusion function, and can write smoothly after single or multi-point occlusion.
17. With Android 5.1, the operating system is dual-system safe and standby, which is convenient for teachers to operate.
18. Central control touch menu: Without Android system and PC, the convenient menu can be brought up by gesture operation, and the functions of return touch, convenient menu, channel switching and whiteboard operation can be realized.
19. Supporting temperature control function, the whole machine can be known at any time, set up temperature warning, protect the whole machine, when the whole machine reaches 80 degrees, the whole machine will enter standby mode;
20. Wireless remote control function: The design has the functions of TV remote control and F1-F12, which are commonly used in computer keyboard. It is convenient for classroom teaching control, supports the function of PPT courseware page turning pen, and can turn pages up and down remotely, so as to facilitate teaching.
21. Android Hotkey Function: Suspension shortcut key, can be placed in any position of Android desktop;
22. Supporting APK installation and all APK privilege management, you can preset APK permissions and allow or prohibit the use of installed applications.
23. The Android interface can display the content of the pre-Android signaling channel and support the function of picture-in-picture.
24. Support touch menu under any channel, including: return, Android homepage, running program, signal source selection, menu, annotation, volume adjustment, mute, energy-saving mode, touch menu hiding, and other touch options;
25. Android default browser navigation: support browser navigation settings, easy to use to query related information

DEDI After-sale service:
1. 3year warranty.
2. Respect of customer:Thank you choose my company products, this is not only the quality of the products of our company high trust,also to our company after-sales service assurance system of the great trust and support. In order to be convenient for you to use my company products, please carefully read the warranty terms and conditions:Products appear problem, need the warranty, please contact the agent or our company, we will provide perfect service for you as soon as possible.
3.Without authorization, tear down and due to the improper use or handling damage, as well as the normal wear and tear, etc., outside the warranty will not be warranty, according to the relevant provisions of the fee.