E52-CA15AY D=1.6 2M E52-CA15AY D=1.6 4M E52-CA15AY D=1.6 8M E52-CA15AY D=3.2 2M E52-CA15AY D=3.2 8M E52-CA15AY D=3.2 NETU 2M E52-CA15AY D=3.2 NETU 4M E52-CA15AYD=3.2 2M E52-CA15AYD1.64M E52-CA15AYD1.68M