Synology DiskStation DS220j is a 2-bay entry-level network attached storage for your household to store and share photos, videos, documents, and all types of personal data. The 2-bay private cloud solution provides complete and intuitive data protection approaches for you to easily back up computer data and mobile photos, with just a few clicks back with 2 year warranty..

Specification:

•CPU Frequency: Marvell Armada 385 Dual Core 1.4Ghz

•Hardware Encryption Engine

•Memory: DDR4 512MB

•Internal HDD/SSD: 3.5" or 2.5" SATA(II)(III) x2 (Hard drive not included)

•Hot Swappable HDD

•External HDD Interface: USB 3.0 Port X 2

•Size (HxWxD): 165x100x225.5mm

•Weight: 0.88Kg

•LAN: Gigabit x1

•Wake on LAN/WAN

•System Fan: 92x92mm x1

•Wireless Support (dongle)

•Noise Level: 19.9 dB(A)

•Power Recovery

•AC Input Power Voltage: 100V-240V AC

•Power Frequency: 50/60 Hz, Single Phase

•Power Consumption: 18.48W (Access); 8.28W (HDD Hibernation)

•Operating Temperature: 5°C-35°C

•Storage Temperature: -10°C-70°C

•Relative Humidity: 5%-95% RH

•Maximum Operating Altitude: 6,500 feet

Specification:

•CPU Frequency: 800GHz
Floating Point
•Hardware Encryption Engine
•Memory: DDR3 256MB
•Internal HDD/SSD: 3.5" or 2.5" SATA(II) x 2 (Hard drive not included)
•Max Internal Capacity: 16TB (2x 8TB HDD) (Capacity may vary by RAID types)
•Hot Swappable HDD
•External HDD Interface: USB 2.0 Port x2, USB 2.0 Port x2 , •Size (HxWxD): 165x100x225.5mm
•Weight: 870g
•LAN: Gigabit x1
•Wake on LAN/WAN
•System Fan: 92x92mm x1
•Wireless Support (dongle)
•Noise Level: 19.9 dB(A)
•Power Recovery
•AC Input Power Voltage: 100V-240V AC
•Power Frequency: 50/60 Hz, Single Phase
•Power Consumption: 22.20W (Access); 10.8W (HDD Hibernation); 2.64W (System Hibernation)
•Operating Temperature: 5°C-35°C
•Storage Temperature: -10°C-70°C
•Relative Humidity: 5%-95% RH
•Maximum Operating Altitude: 6,500 feet