. Buffalos Link Station™ 220DR combines an incredibly easy User Interface with the convenience security & capacity of dual-bay RAID-ready Network Attached Storage. The LS220DR is affordable fast & primed for intensive data storage tasks. Its pre-configured & can even be set up via Smartphones with a new mobileoptimised & intuitive interface. Buffalos LS220DR is a 2-bay Network Attached Storage device available with 2 4 6 or 8TB capacity..