The answer is simple quality, savings, and support, straight from the source. You won't find a better-performing memory upgrade with superior service and support at a greater value.
|Memory Speed||DDR3-1333 (PC3-10600)|
|Error Correction Code||Non-ECC|
|Memory Slot||204-pin SO-DIMM|
|What's in the Box|
|What's in the Box||1 x 4GB Laptop Memory Module|