... LED monitors manufactory,focus on export... 21.5 inch Led monitor MODEL:LEW2151 PANELDisplay size21.5'' (16:9)brightness450cd/m2Contrast ratio1000:01: ... 1080@60HzOptionalVGA,Speaker,DVI,TV tunerPOWERconsumptionAC100-240 V 50/60Hz 1.1AOperating Conditiontemperature5-35°CPhysicalLoading qty810 PCS/ 20”GP, 1800PCS ... screen displayEnglish, German, French, Italian, Spanish, Chinese 21.5 Inch LED Monitor