Compatible models Windows computers, Apple Mac series, iOS, Android smartphones, tablets, Chromebooks Supported OS (Japanese version only) Windows 11, Windows 10 May 2021 Update (version 21H1), Windows 10 October 2020 Update (version 20H2), Windows 8.1, Windows Server 2022, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, macOS 10.15-12, iOS 13-15, iPadOS 14.0-15, Android 5.0-12.0, ChromeOS Supported browsers Microsoft Edge 79-96, Google Chrome 40-96, Safari 12-15 CPUs Intel Atom Processor C3538 (2.10GHz Quad Core) capacity 24TB Memory 4GB Supported communication protocols TCP/IP (IPv4, IPv6) Supported Application Protocols SMB (1.0, 2.0, 2.1, 3.0, 3.0.2, 3.1.1), AFP, FTP, HTTP/HTTPS, SNMP *Supported by adding functions in the free package Supported remote access services Remote Link 3 Recommended maximum number of simultaneous connections 128 units (with 10GbE connection) / 64 units (with 1GbE connection) [LAN port] Transfer standard 10GBASE-T/1000BASE-T x 2 *Network devices other than 10GBASE-T or 1000BASE-T are not supported Auto-MDI/MDIX support ○ Access Method CSMA/CD Connector shape RJ-45 8 pole [USB port] Interface USB 3.1 Gen 1 (USB 3.0)/USB 2.0 USB 3.1 Gen 1 (USB 3.0) connector Back x 4 USB 2.0 connector Front×1 [HDD] Recruitment Drive NAS dedicated hard disk number of drives 4 (SATA connection) HDD replacement mechanism Cartridge type Hot-swappable ○ [Redundancy] Method Software Settings Expansion volume/RAID 0/RAID 5/RAID 6 *The expansion volume is set at the time of shipment. [Case Features] Airflow path Lower front of each cartridge Built-in fan Hollow fixed structure fan x 2 Fan Control automatic LCD ○ Anti-theft features Kensington Slot Other interfaces SO-DIMM memory slot for expansion (up to 8GB can be added) 【Extension device】 External HDD connection 5 USB HDDs (maximum) UPS compatible ○ Power supply Built-in power supply Rated voltage AC100V (50/60Hz) Power Consumption 144W (Max), 93W (Typ) External dimensions (W×D×H) 279×222×202mm (excluding protrusions, not including rubber feet) mass (body only) About 9.2kg Weight (when packed) About 11kg Operating temperature range 5 to 40°C Operating Humidity Range 10-85% *No condensation Acquired Standards and Regulations VCCI Class A, RoHS directive compliant (10 substances), Green Purchasing Law, Energy Conservation Law Warranty period 5 year warranty Attachments Initial setting manual, LAN cable (CAT-6A/1m) x2, lock key x2, power cord (PSE compliant), AC plug conversion adapter, USB memory for master key storage, USB lock key sticker x2, power cord Introduction to hooks and "ActiveImage Protector"