The VPCEA36FM/P has a built-in 0.3 MP MOTION EYE® camera and microphone with face-tracking technology,
Memory Installed is 4GB (2GBx2), therefore you will need to remove both 2GB chips and replace with 4GB chips. - there are only Two Slots.
*It is important to save the original memory, as the upgraded memory will not be covered under the unit warranty.*