Qnap TS-351-4G-US Network Attachment Storage Ts-351-4g-us 3bay 4gb Celeron J1800 Dual-core 2.4ghz Ddr3l Retail

CPU
Intel Celeron J1800 dual core 2.41 GHz processor, up to 2.58 GHz
System Memory
4 GB DDR3L (1 x 4 GB)
Maximum Memory
8 GB (2 x 4 GB)
Memory Slot
2 x SODIMM slot
Flash Memory
512 MB NAND Flash
Drive Bay
Hot-swappable 3 x 3.5"/2.5" SATA HDDs/SSDs
Note:
1. HDD 1 to 2 supports SATA 3Gb/s, HDD 3 supports SATA 6Gb/s
2. 2.5-inch HDD/SSD drive tray bases can be purchased from QNAP Online Shop
M.2 SSD Slot
2 x M.2 PCIe (Gen2 x1, 5Gbps) NVMe 2280 slots
Note:
1. The M.2 SSD is not included as standard.
2. M.2 SSD operations can easily generate excessive heat. It is recommended to install a heatsink (from QNAP or a third-party provider) on the M.2 SSD.
HDMI Output
1 x HDMI v1.4a
Gigabit Ethernet Port
1 x Gigabit RJ45
USB Port
1 x USB 3.0
2 x USB 2.0
Audio
1 x Built-in speaker
1 x 3.5mm line out jack
Note: You cannot use the speakers and the line-out jack simultaneously.
LED Indicators
Status/Power, LAN, USB, HDD 1-3, M.2 SSD 1-2
Buttons
Power, Reset, USB One-touch-copy
System Warning
Buzzer or Smart voice prompt
Form Factor
Tower
Power Consumption (W)
HDD standby: 13.21 W
In operation: 25.63 W
(with 3 x HDDs and 2 x M.2 SSDs)
HDD: WD10EFRX
M.2 SSD: INTEL SSDPEKKW12 128G
Sound Level
Sound pressure (LpAm): 21.8 dB(A)
Operating Temperature and Relative Humidity
0 to 40^oC ( 32^oF to 104^oF ), 5 to 95% RH non-condensing, wet bulb: 27^oC (80.6^oF)
Security Slot
Kensington security slot
Fan
1 x 9cm smart fan (12V DC)