1027,– EUR
Synology DS1621+
0 TB
Synology DS1621+
0 TB
The HDDs work no matter what size. It is best to use SHR - RAID then the disc size does not matter. With other RAIDs, the maximum size is that of the smallest disc.
Unfortunately I cannot answer the second question.
The DS1621+ itself has no built-in WLAN. However, you can connect it to a router/satellite via LAN cable and then access the DS1621+ via WLAN. The prerequisite is that the router/satellite is WLAN-capable.