3-Bay desktop NAS, Intel® Celeron® N5105/N5095 quad-core, 8 GB onboard not expandable, 3 x 3.5"/2.5" SATA 6Gb/s drive bays, 2 x M.2 2280 PCIe Gen3 x2 slots, 1 x 2.5GbE, 1 x HDMI 1.4b, 2 x USB 3.2 Gen

CPU  Intel® Celeron® N5095 4-core/4-thread processor, burst up to 2.9 GHz
CPU Architecture  64-bit x86
Graphic Processors  Intel® UHD Graphics
Encryption Engine   (AES-NI)
Hardware-accelerated Transcoding  
System Memory  8 GB RAM
Maximum Memory  8 GB
Flash Memory  5GB (Dual boot OS protection)
Drive Bay  3 x 3.5-inch SATA 6Gb/s, 3Gb/s
Drive Compatibility  3.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
An optional 2.5" drive tray base (TRAY-25-NK-BLK03) is needed to install a 2.5" SSD/HDD
Hot-swappable   (Not supported M.2 SSD)
M.2 Slot  2 x M.2 2280 PCIe Gen 3 x2 slots
Compatible with NVMe SSD PCIe Gen 3 and above. Please refer to https://www.qnap.com/compatibility/ for compatibility.
SSD Cache Acceleration Support  
2.5 Gigabit Ethernet Port (2.5G/1G/100M)  1(2.5G/1G/100M)
Wake on LAN (WOL)  
Jumbo Frame  
USB 3.2 Gen 1 port  1
USB 3.2 Gen 2 (10Gbps) Port  2 x Type-A
HDMI™ Output  1, HDMI™ 1.4b (up to 4096 x 2160 @ 30Hz)
Form Factor  Tower
LED Indicators  System Status, LAN, USB, HDD1~3, M.2 SSD1~2
Buttons  Power, Reset, USB Copy
Dimensions (HxWxD)  146 × 142 × 257.1 mm
Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model)
Weight (Net)  2.6 kg
Weight (Gross)  3 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: 27˚C (80.6˚F)
Power Supply Unit  65W adapter, 100 - 240V
Power Consumption: Disk Standby Mode  18.9 W
Power Consumption: Operating Mode, Typical  32.8 W
Tested with drives fully populated.
Fan  1 x 92mm, 12VDC
System Warning  Buzzer
Kensington Security Slot  
Standard Warranty  2 years
Max. Number of Concurrent Connections (CIFS) - with Max. Memory  1500