1)21.5" widescreen TFT LCD Monitor 2)EMI / Certification:CCC,CSC,CB,CE,FCC,UL 3)Resolution:1920X1080 4)Response Time:5 ms ... V) : 477.5 (H) x 268.59 (V) mm(21.6”)(H x V) : 476.64 (H) x 268.11 (V ... 40”H: 1920Environment SpecOperatingTemperature10ºC ~ 40ºCHumidity10%~80% Non-condensingStorageTemperature-20ºC ~ 45ºCHumidity5%~85% Non-condensingEMI / SafetyCCC, CSC,CB, CE ...