4-bay desktop NAS, Intel Celeron J6412 4C 2.0GHz, burst 2.6GHz, onboard 8GB RAM, 2 x HDMI 1.4b, 2x M.2 2280 PCIe slots, 2x 2.5GbE, 2x USB 3.2 Gen2 Type A, 2x USB 2.0, long term supply up to 2029

CPU  Intel® Celeron® J6412 4-core/4-thread processor, burst up to 2.6 GHz
CPU Architecture  64-bit x86
Graphic Processors  Intel® UHD Graphics
Encryption Engine   (AES-NI)
Hardware-accelerated Transcoding  
System Memory  8 GB SODIMM DDR4
Since 2024/01
Maximum Memory  16 GB (2 x 8GB)
Memory Slot  2 x SODIMM DDR4
Flash Memory  4GB (Dual boot OS protection)
Drive Bay  4 x 3.5-inch SATA 6Gb/s
The system is shipped without HDD.
For the HDD compatibility list, please visit https://www.qnap.com/compatibility/
Drive Compatibility  3.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable   (Not supported M.2 SSD)
M.2 Slot  2 x M.2 2280 PCIe Gen 3 x2
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)  2 (2.5G/1G/100M/10M)
Wake on LAN (WOL)  
Jumbo Frame  
USB 2.0 port  2
USB 3.2 Gen 2 (10Gbps) Port  2 x Type-A
HDMI™ Output  2 x HDMI™ 1.4b ( up to 3840 x 2160 @ 30Hz )
Form Factor  Tower
LED Indicators  Power/Status, LAN, USB, HDD1-4
Buttons  Power, Reset, USB Auto Copy
Dimensions (HxWxD)  165 × 160.2 × 220.5 mm
Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model)
Weight (Net)  3.5 kg
Weight (Gross)  3.5 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  90W adapter, 100-240V
Power Consumption: Disk Standby Mode  28.974 W
Power Consumption: Operating Mode, Typical  35.79 W
Fan  1 x 120mm, 12VDC
System Warning  Buzzer
Kensington Security Slot  
Standard Warranty  3 years
Max. Number of Concurrent Connections (CIFS) - with Max. Memory  1500