Features Type: 200-Pin DDR2 SODIMM Capacity: 4GB Speed: DDR2 800 MHz (PC2-6400) Timings: CL6 Voltage: 1.8V Buffering/Ecc: Non-ECC Unbuffered Warranty: Lifetime Buyers note Manufacture by Crucial,original chips. Full tested by MemTest86+ Testing Programm before shipping,100% working. About the compatibility questions,please contact us freely for help. Packing List 4GB PC2-6400 laptop memory ram x 2.
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