Qnap TS-459U-RP/SP specs

CPU - Intel Atom™ Dual-core Processor

DRAM - 1GB DDRII RAM

Flash Memory - 512MB DOM

HDD - 2.5/ 3.5" SATA I/II HDD x4

HDD Tray - 4 x Hot-swappable and lockable tray

LAN Port - 2 x Gigabit RJ-45 Ethernet port

LED Indicators - Status, LAN, USB, HDD 1, HDD 2, HDD 3, HDD 4

USB - 5 x USB 2.0 port (Front: 1; Back: 4)

Support USB printer, pen drive, USB hub, and USB UPS etc.

eSATA - 2 x eSATA port (Back)

Buttons - System: Power button, USB One-Touch-Backup Button, Reset button

Alarm Buzzer - System warning

Form Factor - 1U rackmount

Dimensions - 44(H) x 439(W) x 499(D) mm; 1.73(H) x 16.97(W) x 19.65(D) inch

Weight - Net weight: 7.63 kg/ 16.82 lb

Gross weight: 12.1 kg/ 26.68 lb

Power Consumption (W) - Sleep mode: 40W

In Operation: 62W

Power-off (in WOL mode): 3W (with 4 x 500GB HDD installed)

Temperature - 0~40˚C

Humidity - 0~95% R.H.

Power Supply - Input: 100-240 Vac~, 50-60Hz, 2A, Output: 150W

VGA - Reserved VGA interface for maintenance

Fan - 3 x cooling fan (4 cm, 12V DC; internal )