Amazon.com: OWC 8GB (2 x 4GB) PC19200 DDR4 2400MHz SO-DIMMs Memory Compatible with Mac Mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and Compatible PCs (OWC2400DDR4S08P) : Everything Else
Avanshare Ddr4 Ram 4gb 8gb 16gb 32gb 2400mhz 2666mhz 3200mhz Dimm Laptop Memory Support All Motherboard - Rams - AliExpress