QNAP TS-639-PRO-UK 6 Bay Turbo NAS enclosure SATA Intel 1.6 GHz CPU, 1GB DDRII memory 6 Bay- Hot swappable HDD Advanced RAID configurations, including RAID 0/ 1/ 5/ 6/ 5+Spare, JBOD, online RAID capacity expansion, and online RAID level migration 256-bit volume-based encryption Supports file sharing across Linux, UNIX, Mac, and Windows platforms