Features:
Stable and Durable, Highly Compatible
100% tested
Lifetime Warranty

Specification:
Memory Type: DDR2 Memory
Pin and Module Type: 240Pin FB-DIMM
Frequency: DDR2-667
Function: ECC Fully Buffered DIMM
Capacity: 512MB
DRAM: 64Mx8
Voltage: 1.8 V
CL: 5
Quantity:512.00MB X 2

Accessories:
Transcend Memory Series Introduction x1 
Warranty card x1