Key Features Available as 2-bay desktop as well as 4-bay desktop or rackmount version Annapurna Labs Alpine AL-214 1.4 GHz quad-core processor 1 GB of fast DDR3 memory installed Simultaneous NAS & i SCSI target functionality 1 x 2.5 Gb E port, 1 x 1 Gb E port The Tera Station 3020 series (TS3220DN, TS3420DN, TS3420RN) is a high-performance, cost-effective Network Attached Storage (NAS) solution, ideal for small businesses & demanding small office & home office (SOHO) users. With a powerful Annapurna Labs Alpine AL-214 1.4 GHz quad-core processor & an integrated 2.5 Gb E port, it provides speedy transfer rates & stable operation during heavy-load work tasks. The robust central processing unit (CPU) & 1 GB of DDR3 RAM means it can run multiple services simultaneously. This allows businesses to focus on concurrent tasks with minimal performance degradation. The TS3020 series is ready to use with a fast, user-friendly interface. It comes with dedicated NAS hard drives for higher reliability & essential features to support your business, such as Active Directory, i SCSI target, cloud backup (Microsoft Azure & One Drive, Amazon S3 & Dropbox). The ‘ Duplex system firmware boot’ protects the TS3020 from boot failure. With the firmware located on both the hard drive & the mainboard, if one fails, the system will function & recover from the other. TS3020 protects your data with RAID, & hot swap functionality allows users to change disks without downtime. For additional data security, the device also comes with boot authentication, disk encryption & 11 free Nova Stor Nova BACKUP Buffalo Edition licenses. The high efficiency airflow chassis is combined with an easy to clean dust-filter, which provides reliable & long-term use. Two Ethernet ports (1 Gb E / 2.5 Gb E) & two or three USB (Universal Serial Bus) 3.0 ports (2 for the desktop, 3 for the rackmount versions) provide users with added versatility. The TS3020 series comprises a 2-bay desktop NAS TS3220DN & the 4-bay desktop & rackmount versions TS3420DN & TS3420RN. All three versions are fully populated with capacities of 2 to 8 TB for the 2-bay & 4 to 32 TB for the 4-bay versions. Both 4-bay versions are available also partially populated with two drives & 16TB total capacity. The TS3020 family is the best solution for all budgets.