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Help Center42inch Double Sided Anti-reflective Sunlight Readable High Brightness Outdoor LCD Display
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Complete developed by Keewin with international patents, one entirely new display module with new install method. Keewin Module belongs to direct light type, which open cell is available for any brands or size, and owns advantages of high flexibility, great heat dissipation and easy maintenance.
Double Screen Digital Signages use modules invented by Keewin
Keewin modules dissipate heat by itself, so they realize energy saving and emission reduction, meet green development trend in the world.
All metal structure design make their ability of dissipation strong.
Ultra-thin Integrate Frame Design
The thickness of the thin body is only 8cm. The fashionable appearance design and craft exquisite allow you to walk in the forefront of science and technology and expericence the magic charm of technology.
Auto Brightness Control
Different external lighting conditions require different brightness levels. The onboard light sensor into Keewin digital signage measures the ambient light in the area and automatically adjusts the miage accordingly.
Auto Temperature Control
According to ambient temperature, it can automatically control the working situation of fans and ensure integrated digital signage work well in the situation of high temperature. It can automatically turn off fans to realize energy reduction when ambient temperature allowed.
LED Backlit with Local Dimming
LED back lighting is both more energy efficient and provides a much brighter image than traditional backlights. Due to the compact nature of LEDs and the structure of Keewin Module, displays are also typically thinner. Keewin integrated digital display utilizes a proprietary system of LED backlighting which is not only more energy efficient than traditional backlights, it is also considerably brighter. Keewin has applied its LED expertise to create a collection of ultra high brightness LCDs which can easily be viewed in direct sunlight such as storefront windows or outdoor environment.
Color Temperature and Quality
Ensuring the color and brightness of each screen in a tiled matrix matches can be time consuming and requires additional calibration hardware. Each screen is individually color calibrated on the D65(6500K) CIE color standard. Not only does this produce a true, natural white, the color of all screens will be uniform.
Vividness Uniformity High Color Saturation
Advanced color management solutions of Keewin provide customers detailed options on color management. Users can adjust color by automatic or manual mode. Due to taking direct LED backlight, the uniformity of brightness 2500-5000cd/m2 of screens can reach over 90%, and are more readable, colorful and accurate.
Full HD Resolution
With a resolution of 1920x1080 Full HD, Keewin integrated digital signage provides a super sharp image for easy to read text and incredible detail
Keewin Display, a wholly owned subsidiary of Keewin International Ltd., leads the way in LCD display technology innovation. As a globally recognized leader in LCD display industry, we dedicates in custom design, manufacture and marketing of the state of art high brightness TFT LCD panels, high brightness sunlight readable outdoor display, high brightness digital signage and super-thin dual-side display.
Our mission:
We promise to offer quick delivery, reliable after-sales services to meet the challenging market demands.
We will continue cooperating with domestic and foreign customers to custom design for all their commercial display needs, especially outdoor display needs.
We look forward to building up business relationship based on mutual benefits and win-win situation with all customers worldwide.
Keewin owned a bold innovation, strong technical force, strong technical expertise cadre.The company has applied for a patent to the Patent Office of China for its multiple self-developed techniques with innovative significance .The company possesses a production base of 8000 square meters,Its main products include the standard display device high brightness,outdoor industry standard innovation products display solution.The company is ability to provide industry breakdown solutions,one-stop service for customers.We can not only meet the large-scale demands of mass production,but also provide personalized to meet customer customized production demand.
We would like to provide you with the following after-sale service based on the aim that "Service is only a starting point, satisfaction with no end.
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Installation, Testing and Training Services
Our technical engineer will take charge of the installation and testing , train and guide the technicians of customers how to operate ,maintain the system equipment and other attentions on site or in the offered site , Implement the turnkey service to users.
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Lifelong Repair
After the warranty period, our company offers life-long repair services, to provide total customer experience and various service scheme selection for industry customers . Only charged cost fees
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7×24s hot-line service
The company has a parts storehouse, technical service and repair center, 7 x 24 hours service hotline, on-site repairing and scene change service for 24 hours a day .
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Fast Response
While the customer's system is abnormal , the company will help customers to solve problems immediately through internet or telephone, and put forward the repair plan within half an hour; If you need a on-site repairing, the engineer will arrive the site by the fastest transportation at the first time after receiving fault report .
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Client Review
Establish a client review system, a special after-sale service engineer, monthly timing review to inquiry system usage by telephone.
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On-site Technical Support
In order to guarantee the task smoothly, we can send an engineer to offer technical support on-site in the event of an important task.
| KDI42-D double sided sunlight readable high brightness outdoor lcd display | ||
| Item | Type | Specification |
| Panel | Panel Size | KW4225 |
| Active Display Size | 42'' | |
| Backlight | Direct LED | |
| Resolution | 1920(RGB)×1080(FHD) | |
| Brightness | 2500 cd/m2(front side) 700 cd/m2(back side) | |
| Contrast Ratio | 4000 : 1 | |
| Response time | 6 ms | |
| Viewing angle | Horizontal 178° and Vertical 178° | |
| Colors | 16.7M(8-bit) | |
| Service life | 50000hours | |
| Android | CPU | Allwinner A31S , Quad-Core,Dominant frequency 1.2GHz |
| Memory | 512M | |
| Internal Memory 4G | ||
| Monitor | Maxmium supported 1080P | |
| Operating System | Android 4.4.2 | |
| Web Support | Ethernet ,WiFi support,Wireless Peripherals Extended,3G(external) | |
| Video Player | Supports wmv,avi,flv,rm,rmvb,mpeg ,ts,mp4 etc. | |
| Picutre Format | Supports BMP,JPEG,PNG,GIF etc. | |
| USB2.0 interface | 2 USB HOST, 2 USB sockets | |
| Serial | 3 serial sockets including 2 common serial ports, 1 fully functional serial port | |
| Ethernet | 1, 10M/100M adaptive Ethernet | |
| SD card | TF card | |
| LVDS Output | 1, supports 50/60 hz direct drive LCD screen | |
| HDMI Output | 1,support 1080P output | |
| Audio and Video Output | Left and right sound channel output,built-in double 4R/20W,8R/10W amplifier | |
| RTC Real Time Clock | Support | |
| Time Switch | Support | |
| System Upgrade | Supports USB upgrade, supports network upgrade | |
| Power Supply | Voltage | AC 100~240V,50/60 Hz |
| Max Power | 300w | |
| Standby Power | 2w | |
| Functional Characteristics | Auto temperature control system | Auto temperature control function can automaticlly control the working situation of cooling fan according to envirionment, to ensure that products can work in environment of high temperature. |
| Auto optical sensor | With automatic function of light sensing. Self-regulation of screen brightness according to the light intensity of environment. | |
| Working environment | Working temperature | 0℃~40℃ |
| Working humidity | 5%~90% | |
| Altitude | under 3000meter | |
| Show Direction | Longitudinal | |
| Display Dimension | Dimension(W×D×H) | 1043*582*80mm |
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