4GB DDR2 667 MHz UDIMM Kit Apple Compatible

Capacity: 2GB
Module or Kit: Kit
RAM Type: UDIMM
Brand: Micron
Pins: 240 PIN
Clock Speed: 667 MHz
Data rate: PC2-5300
CAS: 5.0
Voltage: 1.8
ECC: ECC
Registered or Buffered: Fully Buffered (Shld)
Warranty: Lifetime