Synology DiskStation DS509+ specs

Hardware:

CPU: 1.06GHz, 64bit@DDR533, with floating point

Memory: 1GB

Internal HDD: 3.5" SATA(II) X5

Max Internal Capacity: 10TB (5x 2TB hard drives) (See All Supported HDD)

External HDD Interface: USB 2.0 port X2, eSATA port X1

Size: 203mm X 242mm X 177mm

Weight: 4.75kg

LAN: Gigabit X2

Fan: X2(80mmX80mm)

Noise Level: N/A

Power Recovery

AC Input Power Voltage: 100V to 240V

Power Frequency: 50Hz to 60Hz, Single Phase

Max Supported IP Camera: 12 (See All Supported IP Cameras)

Operating Temperature: 5°C to 35°C (40°F to 95°F)

Storage Temperature: -10°C to 70°C (15°F to 155°F)

Relative Humidity: 5% to 95%RH

Maximum Operating Altitude: 10,000 feet


Power Consumption:

69W(Access);
30W(HDD Hibernation)

Certification:

FCC Class B, CE Class B, BSMI Class B


Networking Protocols:

CIFS
AFP (3.1)
FTP
NFS
Telnet/SSH


Windows ADS Domain Integration:

ADS Support
Domain users login via Samba/AFP/FTP
Synology Data Replicator 3 for Domain Users


Security:

Firewall
FTP Auto-Block
FTP over SSL/TLS (explicit)
Encrypted Network Backup
Encrypted rsync
HTTPS Connection


File System:

EXT3
FAT (External Disk Only)
NTFS (External Disk Only)


File Sharing:

Max User Accounts: 2,048
Max Groups: 256
Max Shared Folder: 256
Max Concurrent Connections(SAMBA, FTP, AFP): 512


Utilities:

Synology Assistant
Synology Data Replicator 3
Synology Download Redirector
Add printer wizard


DLNA/UPnP Media Server Support:

DLNA Certified
Sony PS3, Microsoft Xbox360 (See All Supported DMA)
Audio Format: AAC, FLAC, M4A, MP3, Ogg Vorbis, PCM, WAV, WMA, WMA VBR, WMA PRO, WMA Lossless
Video Format: 3GP, 3G2, ASF, AVI, DAT, DivX, DVR-MS, ISO, M2T, M2TS, M4V, MKV, MP4, MPEG1, MPEG2, MPEG4, MTS, MOV, QT, SWF, TP, TRP, TS, VOB, WMV, XviD
Image Format: BMP, JPG (jpe, jpeg), GIF, ICO, PNG, PSD, TIF (tiff), UFO
Playlist Format: WPL, M3U