Frequency: 1600Mhz(PC3-12800) Model: DDR3 Laptop Ram Memory Working voltage: 1.35V Dual Channel:Support 1.5V :Support Model: DDR3 SODIMM Read Tips before buying: DDR3 1066 = PC3-8500 DDR3 1333 = PC3-10600 PC3-12800 = DDR3 1600MHz Pins of Memory Ram: DDR for Desktop =184 pins DDR for Laptop =200 pins DDR2 for Desktop =240 pins DDR2 for Laptop =200 pins DDR3 for Desktop =240 pins DDR3 for Laptop =204 pins Note: The products are slightly different for different batches, which will not affect the use Colour: random color, don't accept the specified color Material: PCB Size:7 x 3cm Package Contents: 1 x Ram Memory Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ - 1-3cm.