NAS Synology DS220j

CPU: Realtek RTD1296 4-core 1.4 GHz
Hardware encryption engine: Yes
Memory: 512 MB DDR4
Compatible drive type: 2 x 3.5" or 2.5" SATA HDD3 (drive not included)
External port2 x USB 3.0 port
Size (HxWxD):165 x 100 x 225.5 mm
Weight: 0.88 kg
LAN: 1 x Gigabit (RJ-45)
Wake on LAN/WAN: Yes
Scheduled power on/off: Yes
System fan: 1 (92 x 92 x 25 mm)
AC input power voltage: 100 V to 240 V AC
Power frequency: 50/60 Hz, single phase
Operating temperature: 0°C to 40°C (32°F to 104°F)
Storage temperature: -20°C to 60°C (-5°F to 140°F)
Relative humidity: 5% to 95% RH
Maximum operating altitude: 5,000 m