Synology DiskStation 2 Bay Diskless RTD1619B 1GB NAS (DS223j)

SPECIFICATIONS

CPUCPU ModelRealtek RTD1619BCPU Quantity1CPU Architecture64-bitCPU Frequency4-core 1.7 GHzHardware Encryption EngineMEMORYSystem Memory1 GB DDR4 non-ECCNotesSynology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.STORAGEDrive Bays2Compatible Drive Type* 3.5" SATA HDD2.5" SATA SSD (with optional 2.5" Disk Holder)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.EXTERNAL PORTSRJ-45 1GbE LAN Port1USB 3.2 Gen 1 Port2NotesThis device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.FILE SYSTEMInternal DrivesBtrfsEXT4External DrivesBtrfsEXT4EXT3FATNTFSHFS+exFATNotesBtrfs file system is available from DSM 7.2-64570.APPEARANCESize (Height x Width x Depth)165 mm x 100 mm x 225.5 mmWeight0.88 kgSystem Fan92 mm x 92 mm x 1 pcsFan Speed ModeFull-Speed ModeCool ModeQuiet ModeLow-power ModeBrightness Adjustable Front LED IndicatorsPower RecoveryNoise Level*18.2 dB(A)Scheduled Power On / OffWake on LAN / WANPower Supply Unit / Adapter60 WAC Input Power Voltage100V to 240V ACPower Frequency50/60 Hz, Single PhasePower Consumption16.31 W (Access) 4 W (HDD Hibernation)British Thermal Unit55.62 BTU/hr (Access) 13.64 BTU/hr (HDD Hibernation)NotesFor more information on how power consumption is measured, refer to this article.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: 24.25-25.75C; Humidity: 58.2-61.8%OTHERSOperating Temperature0C to 40C (32F to 104F)Storage Temperature-20C to 60C (-5F to 140F)Relative Humidity5% to 95% RHCertificationFCCCEBSMIVCCIRCMUKCAEACCCCKCEnvironmentRoHS CompliantPackaging ContentMain Unit X 1Accessory Pack X 1AC Power Adapter X 1AC Power Cord X 1RJ-45 LAN Cable X 1Quick Installation Guide X 1