MPN: TS-1685-D1521-32G-US
                        Category: Networking >> Network Attached Storage
                        Vendor: QNAP Systems Inc.
                        Weight: 40 LB(S)
                        Price: US$ 3840.8
                    
  CPU              
       Intel Xeon Processor D-1521, 4-core 2.4 GHz
  System memory      
     32GB non-ECC RAM (16GB UDIMM x 2)
  Flash Memory         
   512 MB DOM
  Hard Drive Tray    
     12 x 2.5"/3.5" HDD/SSD slot
4 x 2.5" SSD slot
  Supported Hard Drive 
   SATA 6Gb/s HDD and SSD
  M.2 Slot            
    6 x M.2 2242/2260/2280/22110 SATA 6Gb/s SSD
  LAN Port       
         2 x 10GBASE-T ports, 4 x Gigabit ports
  USB           
          Front: 1 x USB 3.0 port Rear: 2 x USB 3.0 port
  Audio Output     
       1 x built-in speaker, 1 x 3.5mm Line-out jack
  LED Indicators     
     System status, 2.5  SSD, M.2 SSD, 3.5  HDD
  Buttons            
     System: Power button, Reset button, USB one-touch-backup  button
  Form Factor       
      Desktop
  Sound Level (dB)   
    Sound Level (dB) Sound pressure (LpAm) (bystander position): 22.5 dB
 (with 12 x Seagate ST2000VN000 hard drive and 4 x SSD installed)
  Power Consumption (W) 
   Sleep mode: 61.36 W 
In Operation: 127 W
  Temperature       
      0-40oC
  Relative Humidity  
     5-95% non-condensing, wet bulb: 27oC.
  Power Supply       
     100-240V-, 3-1.5A, 60-50Hz, 250W PSU
  PCIe Slot       
        Number: 3
Slot 1: PCIe Gen.3 x8
Slot 2: PCIe Gen.2 x4
Slot 3: PCIe Gen.3 x8
  Fan                 
    System: 3 x 9.2cm fan (12V DC) 
CPU: 2 x 9cm  fan