Synology DiskStation DS1019+ is a 5-bay NAS designed for small offices and professional home users. With versatile built-in applications, DS1019+ easily fulfills your various office requirements, including collaboration, file sharing, data backup and recovery, and is even ready for virtualization deployment. Its 4K video transcoding capability also makes it a perfect fit for streaming and sharing your ultra HD video collections. DS1019+ is backed by Synology's 3-year limited warranty. 5-year warranty is available as an optional bundle with EW201.