Synology Disk Station 2-Bay (Diskless) Network Attached Storage DS209 (White) Disk Station Manager 2.1: AJAX-Based Management Interface, Remote File Management, Mail Station add-on, IP camera support Max HDD Support (Internal HDD): 2x 2TB Internal HDD(1): 2X 3.5 SATA(II) or 2X 2.5 SATA/SSD using Synology Disk Holder Type B and External HDD Interface: 3X USB 2.0 ports Networking Protocols: CIFS, AFP (3.1), FTP, NFS, Telnet/SSH Standard Memory 256MB DDR2 SDRAM