QNAP HD NAS Server 809PRO, 8-bay

8x3.5\" HD NAS Box, SATA HD up to 8TB 5xUSB / 2xeSATA / 2xGLAN RJ45 / RAID Connections, Remote Management, Black Flash Memory 128 MB / 2GB DDRII Intel C2D 2.4GHz Processor CPU Intel Processor Core 2 Duo 2.4 GHz DRAM 2GB DDRII RAM Flash Memory 128MB DOM HDD 8 x 3.5\" SATA I/II HDD (the standard package is shipped without HDD) HDD Tray 8 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, HDD 5, HDD 6, HDD 7, HDD8, USB, LAN USB 5 x USB 2.0 port (front: 1; back: 4) Supports USB printer, pen drive, USB hub, and USB UPS etc. Buttons System: Power button, USB One-Touch-Backup button, reset button LCD Panel Mono-LCD display with backlight and buttons for configuration Alarm Buzzer System warning Form Factor Tower Dimensions 270 (D) x 200 (W) x 298 (H) mm 10.63 (D) x 7.87 (W) x 11.73 (H) inch Weight Net weight: 8.1 kg Gross weight: 9.8 kg Sound Level (dB) Standby: 35.1dB In Operation: 37.7dB; 41dB in busy read & write In Operation without HDD installed: 34dB Power Consumption (W) sleep: 42W In Operation: 81W with 8 x640GB HDD installed Temperature 0~40℃ Humidity 0~95% R.H. Power Supply Input: 100-240V AC, 47-63Hz, Output: 350W Secure Design K-lock security slot for theft prevention VGA Reserved for maintenance Fan 2 x 12 cm smart cooling fan