Synology DiskStation DS1813+ Scalable 8-Bay

Hardware:

CPU: Dual Core 2.13GHz w/ Floating Point

Memory: 2GB DDR3 (Expandable up to 4GB)

Internal HDD/SSD: 8x 3.5" or 2.5" SATA2 (Hard drive not included)

Max Internal Capacity: 32TB (8x 4TB HDD)

External HDD Interface: 2x USB 3.0 Ports, 4x USB 2.0 Ports, 2x eSATA Ports

LAN: 4x Gigabit

Fan: 2x (120 x 120mm) Fans

Noise Level: 24.1 dB(A)

Power Recovery

AC Input Power Voltage: 100~240V AC

Power Frequency: 50/60Hz, Single Phase

Maximum Operating Altitude: 6,500 feet

Networking Protocols: CIFS, AF