LCD ParameterItemsParameterPanel Size21.5" PanelLCD screen&LED lightBrandLG/Samsung/Innolux/AUO/BOE etc.Resolution1920(RGB)*1080(FHD)Pixel Density102 PPIAspect Ratio16:9Active Area(mm)475.2*267.3(W×H)Dot Pitch(mm)0.0825*0.2475(W×H)Display Color16.7M(8bit)Brightness300cd/m2Contrast1500:1(Typical)View Angle88°/88°88°/88°(Typical)Response Time6ms(Typical)Technical SpecificationCPU (Network version, default)Allwinner A20 dual-core 1.5GHzCPU (Network version, option)Rockchip 3188 quad-core 1.6GHzMemoryDDR3 1GB Built-in Storage4GB FLASH/EMMC for A208GB FLASH/EMMC for RK3188Speakers2×2WVoltage FrequencyAC 100V～240V,50/60HzPowerConsume(Max)≤30WColored SystemPAL/NTSC/Auto-detectingFrame materialMetal case, aluminum alloy frameNoise ReductionYesOSD LanguageMultiple language, English is default.MountingWall-mountedWorking temperature0°C~50°CWorking humidity10% - 90% no condensationStorage temperature-20°C - 60°CStorage humidity10% - 95% no condensationNetwork VersionStandalone Version◆ Android OS 4.2◆ Mstar solution◆ TF/SD/USB◆ SD/USB◆WIFI/RJ45 (3G option)◆ No network service◆ HDMI output◆ No HDMI output◆ HDMI/LVDS output (VGA option)◆ LVDS output◆ HDMI input (option)◆ Update contents by USB, or PC (Option)◆ Update contents by USB/SD◆ Infrared or capacitive touch(Option)◆ Touch is not supported◆Support installing application◆ Application is not supportedFunction description1.  Landscape or portrait mode2.  Built-in clock, can automatically sync the time from network3.  Preset time play4.  Auto play in loop5.  Material support: video(1080P), music, picture, txt, ppt, excel, word, pdf, webpage etc.6.  Multiple timer switch can be set7.  Easy to remotely control all the terminal by server8.  Support split screen, such as video, logo, date, week, news, weather, subtitles  etc, and all of them can be displayed on the terminal simultaneously9.  Power off memory: continuous previous play when power on10. Playing logs: keep all playing records automatically11. Advertising insert function12. Static text, roling text and rolling caption are supported13. Support real-time control and remote update and upgrade by server14. Support to upgrade the contents to built-in memory by inserting USB15. The user can real-timely monitor the working condition of all terminals through server( Real-timely grab any broadcast video, pictures, captions of terminals)16. Support to install your own APKFAQQ: What kind of inspection you can provide?A: Zhongxin has multiple tests from material purchasing to finished products by different departments, like QA, QC, sales representative, to guarantee all signage players are in perfect condition before shipment. We also accept the inspection by the third party you appointed.Q: What is your guarantee period?A: Zhongxin provides 1 (one) year quality guarantee for the products from your purchase date, except the human damage and force majeure factor. For a better maintenance, be sure that the players are using under normal circumstances (not more than 16 hours daily). Beyond the guarantee period machine, Zhongxin will provide maintenance service and technical support (Hardware and other possible charges, we will not bear the responsibility)Q: How can I pay for the order?A: Our payment terms: T/T, Western Union, Paypal.1) For sample order: 100% T/T or Western Union in advance, Paypal is also acceptable.2) For bulk order: T/T (Bank Transfer), 30% down payment, 70% balance should be paid before the delivery of the goods.