Vivo Z1x (4GB RAM + 128GB): Latest Price, Full Specification and Features | Vivo Z1x (4GB RAM + 128GB) Smartphone Comparison, Review and Rating - Tech2 Gadgets
Samsung 4GB DDR3 PC3-12800 1600MHz 204-Pin SODIMM Laptop Memory Module RAM. Model M471B5273DH0-CK0 at Amazon.com