Hardware Specification
TS-251B-4G
CPU |
Intel® Celeron® J3355 dual-core 2.0 GHz processor (burst up to 2.5 GHz) |
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Architecture: 64-bit x86 |
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Graphics |
Intel® HD Graphics 500 |
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Encryption Acceleration |
Yes (AES-NI) |
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System Memory |
4 GB DDR3L (1 x 4 GB) |
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Maximum Memory |
8 GB (2 x 4 GB) |
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Memory Slot |
2 x SODIMM DDR3L up to 1866, with dual-channel support |
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Flash Memory |
4GB eMMC |
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Drive Bay |
2 x 3.5" SATA 6 Gbps HDD |
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Drive Compatibility |
3.5" SATA 6Gb/s HDD |
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2.5" SATA 6Gb/s HDD |
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2.5" SATA 6Gb/s SSD |
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SSD Cache Acceleration Support |
3.5" drive bay 1 to 2 |
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Gigabit Ethernet Port |
1 x RJ45 |
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USB Port |
2 x USB 3.0, 3 x USB 2.0 |
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USB One Touch Copy |
Front USB 3.0 Type-A |
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PCIe Slot |
1 PCIe 2.0 x2 slot |
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HDMI Output |
1 x HDMI v1.4b (up to 3840 x 2160 resolution at 30 Hz) |
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IR sensor |
Yes , supporting QNAP RM-IR004 remote control (optional purchase) |
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Audio |
1 x speaker, 2 x MIC Input |
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1 x 3.5 mm line-out jack |
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Alarm buzzer |
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Note: You cannot use the speakers and the line-out jack simultaneously. |
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LED Indicators |
Status/power LAN USB HDD 1 - 2 |
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Buttons |
Power, Reset, USB One-touch-copy |
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System Warning |
Alarm buzzer and voice prompts |
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Form Factor |
Tower |
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Dimensions (H x W x D) |
168 x 105 x 226 mm ( 6.61 x 4.13 x 8.90 inch) |
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Net Weight |
1.53 kg (3.37 lbs) |
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Power Consumption (W) |
HDD standby 8.08 W |
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In operation 15.25 W |
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(with 2 x 1TB HDDs installed) |
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Sound Level |
Sound pressure (LpAm): 17.3 dB(A) |
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