Full Details from Amazon.com : http://www.amazon.com/gp/product/B0080IVP4E?tag=onigi-20
4GB Memory RAM for Dell Inspiron 14R(N4050) N7110 15 (N5040) 204pin PC3-10600 1333MHz DDR3
Brand new certified 204pin PC3-10600 1333MHz DDR3 SO-DIMM Black Diamond Memory
Low density 4GB memory single stick memory module
100 compatible garrantee for Dell Inspiron 14RN4050
100 pre-tested on Dell system to ensure functionality
Lifetime warranty
