About this item21.5" MonitorHDMI PortWall mountableResponse Time: 5msDynamic Contrast Ratio:20,000,000:1Brightness:200cd/msquareCountry of Origin: ChinaTechnical DetailsBrand‎AOCManufacturer‎TPV TechnologyColour‎BlackItem Height‎15.52 InchesItem Width‎4.25 InchesStanding screen display size‎21.5 InchesScreen Resolution‎1920 x 1080Resolution‎1920 x 1080 (Full HD)Product Dimensions‎55.8 x 10.8 x 39.42 cm; 2.7 KilogramsItem model number‎E2270SWHNNumber of HDMI Ports‎1Number of Audio-out Ports‎1Voltage‎240 VoltsPower Source‎AcHardware Platform‎PCAre Batteries Included‎NoIncluded Components‎Monitor, Power Cable, VGA Cable, User Guide, ManualsManufacturer‎TPV TechnologyCountry of Origin‎ChinaImported By‎Behai, China