Question about ASUS ROG Strix SCAR III G731GW-EV069T

Good morning A small question about the RAM and the m.2 "hard disk". The RAM: According to ASUS, 2666s are installed here, so is the upgrade (https://www.digitec.ch/de/s1/product/hyperx-impact-2x-16gb-ddr4-2666-so-dimm-260-pin-ram-6079755) suitable for this device? The m.2 "hard disk": Is an ordinary m.2 installed here and can I exchange it with (https://www.digitec.ch/de/s1/product/samsung-970-evo-plus-1000gb-m2-2280-ssd-10339166?tagIds=76-535)? Many thanks in advance for the answers.