Crucial CT4G3S1067M DRAM Module 4GBStore Name: Online Store Product Condition: Good As New Condition: Packaging not in good condition Expiry date: Nil Warranty date: Nil Product Description: Brand Micron Computer memory size 4 GB RAM memory technology SODIMM^NON ECC Memory speed 1066 MHz Compatible devices select Mac Systems Special features nv: Company Program^Crucial Apple Configuration^512Meg x 64 DDR Timings^CL=7 DIMM Type^Unbuffered Density^4GB Error Checking^NON ECC