Modders-Inc checked out the QNAP TBS-453A 4-Bay M.2 SSD NAS
A quote from the article:
QNAP makes a variety of NAS devices that range from smaller desktop models with two drive bays to larger rack mount units with 24 or more drive bays. At CES 2016, QNAP announced the TBS-453A M.2 SSD NAS. Along with M.2 SSDs, the TBS-453A contains a built in four port 1 gigabit switch.QNAP TBS-453A 4-Bay M.2 SSD NAS Review @ Modders-Inc