DiskStation DS420+ Streamline your data management High performance NAS with SSD cache acceleration capability Synology DS420+ is designed for IT enthusiasts and home users. Equipped with a 2-core processor and built-in M.2 NVMe 2280 SSD slots for cache acceleration, DS420+ is ideal for data sharing, video streaming, and photo indexing. Boost performance with built-in SSD slots DS420+ provides two built-in M.2 SSD slots so that you can take full advantage of Synology SSD Cache functionality. Add SSD cache for up to 20 times faster I/O response without using front drive bays. Accelerate demanding applications A more powerful CPU speeds up computing-intensive applications. The new 2-core processor boosts photo indexing, database response times, and web PHP response efficiency. Easily categorize your photo memories, smoothly manage files across computers and mobile devices, and enjoy blazing fast web applications. Access and sync your files seamlessly Synology Drive provides a built-in universal portal to access your data anytime and anywhere, and synchronize all your files across platforms, including Windows, macOS, Linux, Android, and iOS. Sync files on demand: Save the storage space and network bandwidth of your PC. Go back in time: Easily retrieve previous versions of your shared files. Back up your data: Protect your files as scheduled or in real-time. Your personal entertainment and multimedia hub Access multimedia content anytime, anywhere through an intuitive web-based interface. Audio Station is your personal music center, designed to intelligently sort and organize your audio files, and stream to Google Cast enabled devices. Audio Station supports lossless formats to ensure pristine audio quality. Organize your photos intelligently with Moments, a modern, AI-enabled photo management application that lets you effortlessly preserve your precious memories. Video Station lets you easily manage and organize movies, TV shows, and home videos, and stream content to computers, smartphones, and media players. Seamless integration with your mobile devices Synology mobile applications are designed to allow quick and secure access to your data wherever you are. Powered by Synology DSM Desktop Backup Simplified backup solution for your Mac, PC, and mobile devices. DSM UI Award-winning operating system with an intuitive user interface and powerful capabilities. Snapshot Replication Schedulable and instantaneous data protection for shared folders and iSCSI LUNs for disaster prevention. Synology Drive A versatile solution for file management and synchronization. File Server/Management Powerful built-in file management and sharing services. Security Comprehensive built-in security tools are constantly updated to protect your devices against evolving threats. Specifications: CPU CPU CPU Model Intel Celeron J4025 CPU Architecture 64-bit CPU Frequency 2-core 2.0 (base) / 2.9 (burst) GHz Hardware Encryption Engine (AES-NI) Yes Memory Memory System Memory 2 GB DDR4 non-ECC Total Memory Slots 1 Memory Expandable up to 6 GB (2 GB + 4 GB) Storage Storage Drive Bays 4 M.2 Drive Slots 2 (NVMe) Compatible Drive Type 3.5" SATA HDD2.5" SATA HDD 2.5" SATA SSDM.2 2280 NVMe SSD Maximum Internal Raw Capacity 64 TB (16 TB drive x 4) (Capacity may vary by RAID types) Maximum Single Volume Size* 108 TB Hot Swappable Drive Yes External Ports External Ports RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support) USB 3.0 Port 2 File System File System Internal Drives BtrfsEXT4 External Drives BtrfsEXT4EXT3FATNTFSHFS+exFAT* Appearance Appearance Size (Height x Width x Depth) 166 mm x 199 mm x 223 mm Weight 2.18 kg Others Others System Fan 92 mm x 92 mm x 2 pcs Fan Speed Mode Full-Speed ModeCool ModeQuiet Mode Brightness Adjustable Front LED Indicators Yes Power Recovery Yes Noise Level* 19.8 dB(A) Scheduled Power On / Off Yes Wake on LAN / WAN Yes Power Supply Unit / Adapter 90 W AC Input Power Voltage 100 V to 240 V AC Power Frequency 50/60 Hz, Single Phase Power Consumption* 28.30 W (Access) 8.45 W (HDD Hibernation) British Thermal Unit 96.63 BTU/hr (Access) 72.11 BTU/hr (HDD Hibernation) Temperature Temperature Operating Temperature 0°C to 40°C (32°F to 104°F) Storage Temperature -20°C to 60°C (-5°F to 140°F) Relative Humidity 5% to 95% RH Certification Certification EACVCCICCCRCMKCFCCCEBSMI Warranty Warranty 3 Years Environment Environment RoHS Compliant Packaging Content Packaging Content Main Unit X 1Accessory Pack X 1AC Power Adapter X 1AC Power Cord X 1RJ-45 LAN Cable X 2Quick Installation Guide X 1 Optional Accessories Optional Accessories DDR4 non-ECC SO-DIMM: D4NESO-2666-4G2.5" SATA SSD: SAT5200M.2 2280 NVMe SSD: SNV3400VisualStation: VS960HD/VS360HDSurveillance Device License Pack