Brand new nssembled in Australia memory module. High Quality 5 Years Warranty. If you are not sure, please ask us before putting an order. DDR3 Dimm Type SODIMM. Density 8GB Rank x Org. 2R x 8. Speed 1600 MHz. Bus 12800. Voltage 1.35/1.5 V. No. of Pin 204. Component Composition (512M x 8) x 16