This product is either discontinued or we cannot get that from suppliers.
SK-hynix HMCG66MEBUA081N UDIMM Gaming Memory Kit, Speed DDR5-4800MHz, Size 8GB (1 x 8GB), CAS Latency 39, First Word Latency 16.25ns, Voltage 1.1V
SK hynix UDIMM, the mainstream memory module for desktop PCs, offers up to 32GB in capacity and enhanced performance using the latest 1ynm 16Gb DDR5 chips.