CPU CPU Model Realtek RTD1296 CPU Architecture 64-bit CPU Frequency 4-core 1.4 GHz Hardware Encryption Engine Yes Memory System Memory 512 MB DDR4 non-ECC Notes Synology reserves the right to replace memory modules with the same or higher frequency based on suppliers product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Storage Drive Bays 2 Compatible Drive Type 3.5" SATA HDD 2.5" SATA HDD (with optional 2.5" Disk Holder) 2.5" SATA SSD (with optional 2.5" Disk Holder) Maximum Internal Raw Capacity 32 TB (16 TB drive x 2) (Capacity may vary by RAID types) Maximum Single Volume Size 108 TB Hot Swappable Drive - Notes "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay. The maximum single volume size is not directly related to the maximum raw capacity. External Ports RJ-45 1GbE LAN Port 1 USB 3.0 Port 2 File System Internal Drives EXT4 External Drives EXT4 EXT3 FAT NTFS HFS+ exFAT Notes exFAT Access is purchased separately in Package Center. Others System Fan 92 mm x 92 mm x 1 pcs Fan Speed Mode Full-Speed Mode Cool Mode Quiet Mode Low-power Mode Brightness Adjustable Front LED Indicators Yes Power Recovery Yes Noise Level 18.2 dB(A) Scheduled Power On / Off Yes Wake on LAN / WAN Yes Power Supply Unit / Adapter 60 W AC Input Power Voltage 100 V to 240 V AC Power Frequency 50/60 Hz, Single Phase Power Consumption 12.46 W (Access) 5.06 W (HDD Hibernation) British Thermal Unit 45.52 BTU/hr (Access) 17.27 BTU/hr (HDD Hibernation) Notes Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s). Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A) Temperature: 24.25-25.75oC Humidity: 58.2-61.8% Temperature Operating Temperature 0oC to 40oC (32oF to 104oF) Storage Temperature -20oC to 60oC (-5oF to 140oF) Relative Humidity 5% to 95% RH Certification FCC CE EAC BSMI VCCI CCC RCM KC Environment RoHS Compliant Packaging Content Main Unit X 1 Accessory Pack X 1 AC Power Adapter X 1 AC Power Cord X 1 RJ-45 LAN Cable X 1 Quick Installation Guide X 1 Item Dimension (L"xW"xH") 12 x 11 x 5