CPU: ARM 4-core Cortex-A55 2.0GHz processor
CPU Architecture: 64-bit ARM
Floating Point Unit: Yes
Encryption Engine: Yes
System Memory: 4 GB, not expandable
Note: Reserves some RAM for use as shared graphics memory.
Maximum Memory: 4 GB, not expandable
Flash Memory: 4 GB (Dual boot OS protection)
Drive Bay: 4x 3.5-inch SATA 6Gb/s, 3Gb/s
Drive Compatibility:
3.5-inch bays:
- 3.5-inch SATA hard disk drives
- 2.5-inch SATA hard disk drives
- 2.5-inch SATA solid state drives
Hot-swappable: Yes
Gigabit Ethernet Port (RJ45): 1x
2.5 Gigabit Ethernet Port (2.5G/1G/100M): 1x (2.5G/1G/100M)
Wake on LAN (WOL): Yes
Jumbo Frame: Yes
USB 2.0 port: 2x
USB 3.2 Gen 1 port: 1x
Form Factor: Tower
LED Indicators: System Status, LAN, USB, HDD1~4
Buttons: Power, Reset, USB Copy
Dimensions (HxWxD): 169 × 160 × 219 mm
Weight (Net): 2.07 kg
Weight (Gross): 3.5 kg
Operating temperature: 0 - 40 °C (32°F - 104°F)
Storage Temperature: -20 - 70°C (-4°F - 158°F)
Relative Humidity: 5-95% RH non-condensing, wet bulb: 27ËšC (80.6ËšF)
Power Supply Unit: 90W adapter (12VDC), 100-240VAC
Power Consumption: HDD Sleep Mode: 8.45 W
Power Consumption: Operating Mode, Typical: 22.54 W
Tested with drives fully populated.
Fan: 1 x 120mm, 12VDC
System Warning: Buzzer
Kensington Security Slot: Yes
Max. Number of Concurrent Connections (CIFS) - with Max. Memory: 200 | 
