Synology 5 Bay DiskStation DS1517+

Quad-core 5-bay NAS with AES-NI support, with over 1,165 MB/s reading and 527 MB/s writing performance
PCIe slot for optional 10GbE add-on card. Four 1GbE (RJ-45) ports with failover and Link Aggregation support.
Optional M2D17 adapter card for dual M.2 SATA SSDs for cache
Two memory configurations: 2GB & 8GB with easily upgradable dualchannel design, up to 16GB
Advanced Btrfs file system offering 65,000 system-wide snapshots and 1,024 snapshots per shared folder
Scale up to 15 drives with two DX517 expansion units

Compatible Drive Type
3.5″ SATA HDD
2.5″ SATA HDD
2.5″ SATA SSD

Technical Specifications:
1) Status indicator
2) Alert indicator
3) Drive status indicator
4) Drive tray lock
5) Power button and indicator
6) LAN indicator
7) USB 3.0 port
8) Fan
9) Power port
10) Kensington Security Slot
11) 1GbE RJ-45 port
12) eSATA port
13) PCIe 2.0 slot
14) Reset button
15) USB 3.0 port