ADAPTOR ASUS 19V 3.42A (4.0*1.35) A456 A456U A456UR X456U X456UQ X456UR X456UV X556UQ X556UR X556UV X556U V556UQ K42 K43 A42 A43 B43 N43 X550 K45 K413 K413E K403F UX21A UX32A UX31A UX32A UX32VD UX301 UX303L UX303LA UX303LB UX303LN U38N U38DT U38N UX42VS