Mushkin 971646A DDR3 SODIMM 2GB PC3-10600 SODIMM Apple OE 9-9-9-24 NONE 1.5V Compatible Frequency This product is engineered to operate at the optimum frequency for compatibility with your system. Compatible Timings This product is programmed to use timings that offer maximum compatibility with your system and original memory. Lifetime Warranty Quality guaranteed - we offer a lifetime warranty on this product and genuine, unmatched service and support. Type: DDR3 SODIMM Voltage: 1.5V Speed Spec: PC3-10600 Frequency: 1333MHz Capacity Kit Type: Single Module Size: 2GB Timings tCL: 9 tRCD: 9 tRP: 9 tRAS: 24 Cooling Technology Heatsink: None