GARANSI RESMI Processor Model: Realtek 1619B Processor Architecture: ARM V8.2 Cortex-A55 64-bit Processor Frequency : Quad Core 1.7 GHz Hardware Encryption Engine: yes System Memory: 1 GB DDR4 non-ECC Pre-installed Memory module: 1 GB DDR4 non-ECC Maximum Supported Memory: 1 GB DDR4 non-ECC Storage Disk Slot Number: 2 Compatible Drive types: 3.5 #34; SATA HDD, 2.5 #34; SATA HDD, 2.5 #34; SATA SSD, 2280 M.2 NVMe Drive Hot Swap: Yes RJ-45 1GbE Network Jack: 1(Read:112MB/s;Write:110MB/s) USB3.0 Host Port: 1 USB2.0 Host Port: 1 System Fan: 80 x 80 x 25mm 1PCS Fan Mode Smart, High speed, Middle speed, Low speed Noise Level: 19.0 dB(A) (Using 2 SATA HDD/SSD in standby state) The microphone is placed at a distance of 1 meter from the device. Background noise: 17.3 dB(A) AC Input Voltage: 100V - 240V AC Current Frequency: 50/60 Hz, Single frequency Limited warranty: 2 years Package Contents: Host unit (x1) Power cord (x1) Power Adapter(x1) RJ-45 network cable (x1) Quick Installation Guide (x1) Limited Warranty Note(x1) Screws(a few) OS Supported Supported Client OS Windows OS, Mac OS, Linux OS Supported RAID Types: TRAID, Single, JBOD, RAID 0, RAID 1