Synology RackStation RS812+

CPU Frequency : Dual Core 2.13GHz
Floating Point
Memory : DDR3 1GB (Expandable, up to 3GB)
Internal HDD/SSD : 3.5" or 2.5" SATA(II) X4 (Hard drive not included)
Max Internal Capacity : 16TB (4X 4TB HDD) (Capacity may vary by RAID types)
Hot Swappable HDD
External HDD Interface : USB 2.0 Port X 2, eSATA Port X 1
Rail Kit: Synology 1U Rail Kit Sliding / Synology 1U Rail Kit Fixed (optional)
Link Aggregation
Wake on LAN/WAN
LAN : Gigabit X2
Size (HxWxD) : 44 X 430.5 X 457.5
Weight : 7.1kg
Warranty : 3 Years