4-Bay / 1U Rackmount
CPU Model: INTEL Atom C2538
CPU Frequency: Quad Core 2.4 GHz with Hardware Encryption Engine (AES-NI)
RAM: 2GB DDR3 (up to 6GB)
2 x USB 3.0, 1 x eSATA, 4 x Gigabit LAN
Supports SHR, RAID 0,1,5,6,10
Built-in 2 x IP Cam Free Licenses (up to 40)
Optional Rail Kit: RKS1314 (Sliding), RKM114 (Mounted)
Optional Expansion Unit: RX415

3 Years Warranty

Official website: https://www.synology.com/en-global/products/RS815+