HP S1 RAM 16GB Kit (8GBx2) DDR4 2666MHz CL19 Laptop Memory - 8NN19AA#ABC at Amazon.com
PNY Performance 16GB DDR4 DRAM 2666MHz (PC4-21300) CL19 (Compatible with 2400MHz or 2133MHz) 1.2V Notebook/Laptop (SODIMM) Computer Memory RAM – MN16GSD42666 at Amazon.com
OWC 16GB (2 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S16P) at Amazon .com
Corsair LPX 16GB DDR4 DRAM 2666MHz C16 Memory Kit CMK16GX4M1A2666C16 Black at Amazon.com
16GB 2666MHZ DDR4 CL16 DIMM KIT 2 BLK at Amazon.com
Kingston 16GB DDR4 2666MHZ SODIMM at Amazon.com
Kingston 16GB DDR4 2666MHz Module at Amazon.com
Corsair Vengeance LPX 16GB (2x8GB) DDR4 DRAM 2666MHz (PC4-21300) C16 Memory Kit - Black at Amazon.com
HP S1 Single RAM 16GB DDR4 2666MHz CL19 Laptop Memory - 7EH99AA#ABC at Amazon.com
Kingston 16GB DDR4 2666MHz ECC Module at Amazon.com