Streamline your data management With its compact 1U form factor and powerful Synology DiskStation Manager (DSM) operating system, the 4-bay Synology RackStation RS422+ is an affordable all-in-one solution for small businesses and home lab owners looking to meet their daily data management, sharing, synchronization, and backup needs. CPU Model AMD Ryzen R1600 CPU Quantity 1 CPU Architecture 64-bit CPU Frequency 2-core 2.6 (base) / 3.1 (turbo) GHz Hardware Encryption Engine (AES-NI) System Memory 2 GB DDR4 ECC Drive Bays 4 Compatible Drive Type* (See all supported drives) 3.5' SATA HDD 2.5' SATA SSD Hot Swappable Drive External Ports RJ-45 1GbE LAN Port* 2 (with Link Aggregation / Failover support) USB 3.2 Gen 1 Port* 1 PCIe Expansion 1 x Gen3 x2 network upgrade slot Form Factor (RU) 1U Rack Installation Support* 4-post 19' rack (Synology Rail Kit - RKM114/RKS-02) Buy separately System Fan 40 mm x 40 mm x 3 pcs Power Recovery Wake on LAN / WAN Power Supply Unit / Adapter 100 W AC Input Power Voltage 100V to 240V AC Operating Temperature 0°C to 35°C (32°F to 95°F) Warranty 3-year hardware warranty, extendable to 5-year coverage - EW201 Can only use Synology brand HDD or SSD