Ordering P/N |
TS-251A-4G |
Processor |
14nm Intel® Celeron® N3060 dual-core 1.6GHz (up to 2.48GHz) |
Hardware Encryption Accleration |
✓,AES-NI |
System Memory |
4GB DDR3L (2 x 2GB) |
Maximum Memory |
8GB |
Memory Slot |
2 x SODIMM DDR3L (For dual-DIMM configurations, you must use a pair of identical DDR3L modules.) |
Flash Memory |
4GB, pre-loaded with QTS system |
Drive Type |
2 x 3.5"/2.5" SATA 6Gb/s HDDs/SSDs |
GbE LAN |
2 x Gigabit RJ45 LAN port |
USB Port |
3 x USB 3.0 ports (Front: 1, Rear:2) |
SD Card Reader |
✓ |
USB QuickAccess |
✓ (USB 3.0 Micro-B); USB cable is not included |
HDMI |
1, max. resolution 3840 x 2160 @ 30Hz |
Audio Input |
3.5mm Microphone Input jack (for dynamic microphone) |
Audio Output |
3.5mm Line Out jack (for ampliers or speakers) |
LED Indicator |
Status/Power, USB, HDD 1, HDD 2 |
Button |
Power/Status, USB one-touch-backup, reset |
IR Receiver |
✓, supports QNAP RM-IR002 and MCE-compliant remote controls |
Others |
Kensington security slot,system maintenance port |
Dimension |
169 x 102 x 219 mm
6.65 x 4.02 x 8.62 inch (HxWxD) |
Weight |
Net: 1.28 kg (2.82 lbs)
Gross: 2.64 kg (5.82 lbs) |
Operating Temperature |
0-40˚C |
Relative Humidity |
5~95% RH non-condensing, wet bulb: 27˚C |
Noise Level |
18.3 dB (A)
Refer to ISO 7779 ; Maximum HDD loaded ; Bystander Position ; Average data from 1 meter in front of operating NAS |
Power Consumption |
System sleep: 0.72W
HDD standby:7.9W
In operation:16.2W
(with 2 x 2TB HDDs) |
Power |
65W AC power adapter, 100-240V AC |
Fan |
1 x 7cm system fan (12V DC) |