Product Name: Dual Screen 21.5 Inch + 19.1 Inch Digital Elevator Display Supports FHD 1080P Customized: Customized OS: Android Remote Control: Without Remote Control Interface Type: HDMI Screen Technology: LED Touch Screen Type: Capacitive Type: Network Version AD Player Installation: Wall-Mounted Screen Size: 20-30 Inches Application: Indoor AD Player Trademark: No Transport Package: Wooden Box Specification: 21.5 Inch + 19.1 Inch Origin: China HS Code: 8471419000 Product Description Dual Screen 21.5 Inch + 19.1 Inch Digital Elevator Display Supports FHD 1080PSpecMain PCPanel size21.5 "Resolution1920x 1080pixelsBrightness250m²(typ.)Active Area476.64x 268.11mmContrast1500:1(typ.)Sub PanelPanel size19.1"Resolution1920 x 360pixelsBrightness250m²(typ.)Active Area476.64x 89.37mmContrast1000:1(typ.)OSAndroid5.1CPURK3288StorageRAM2GDDR8GPowerVoltage100V~240V,50-60HZMax Power ≤45WStand By <0.5W EnvironmentOperation Temperature0ºC~40ºCStorage Temperature-10ºC~60ºCStorage Humidity10%~90%RH Non-CondensingOperation Humidity20%~85%RH Non-CondensingPortUSB-OTG1USB 2.01SIM1TF1Physical N.W.TBDG.W.TBDProduct (H x W x D)479.6x 430.2x 33mmPackage(H x W x D)572.2 x 482.2 x 147mm(2PCS)Case MaterialmetalCase ColorBlack/White Glass,Silver Alu with High-gloss chamferLanguageOSDEnglish/Simplified Chinese(other) AccessoriesPower cable1Quality qualified card1User manual1Warranty card1