2666

Laptop RAM. Samsung 8 GB 2666 MHz See attached pics.

Purchased these from Amazon USA for 264$ in November (not Black Friday!). Upgraded to 3200Mhz DDR4 RAM with same timings from India last week. Selling them because I have zero use for them now. Am not sure of Warranty since I can't find the information anywhere, can anyone help? Selling for...