You've chosen the following hardware for your NUC:
|NUC||Bay Trail NUC DN2820FYKH|
|Memory||1 x 4GB memory module, DDR3L-1600, 1.35V|
|HDD drive||120GB 2.5" SSD drive|
These components seem to be well chosen and should work together without any hardware issues.
The following links will take you to Amazon and will place the items in your cart so you can check the prices of the items and order if you're happy with the choices.