Buffalo Technology's Link Station 520D series is a customizable, large capacity Network Attached Storage solution with great flexibility. The LS520D features a robust dual core processor & is super-fast with impressive start-up & shut down speed as well as read & write speeds up to 110 MB/s! The LS520 makes intensive data storage tasks easy, & users can choose from RAID 0/1/JBOD support for customized capacity & redundancy according to their specific needs. LS520 users will enjoy its intuitive & quick interface & expanded power control features which include on/off scheduling, Wake on LAN, & HDD spin down. Thus enabling the LS520 to stop working when you do & greatly lessen its power consumption.