Synology DiskStation DS416 Feature-Rich & High-Performance 4-Bay Desktop NAS Optimized for SMB & Home

Specifications Mfr Part Number: DS416 Hardware: CPU: Dual Core 1.4GHz w/ Floating Point & Hardware Encryption Engine Memory: 1GB DDR3 Drive Bay: 4x 3.5" or 2.5" SATA3/SATA2 HDD/SSD Max Internal Capacity: 32TB (8x 4TB HDD) (Capacity may vary by RAID types) External HDD Interface: 3x USB 3.0 Ports LAN: 2x Gigabit Ethernet RJ45 Ports (Wireless Support - dongle) Fan: 2x 92mm Fans Noise Level: 20.2 dB(A) Power Recovery Power Supply Unit/Adapter: 90W AC Input Power Voltage: 100 ~ 240 V AC Power Frequency: 50/60Hz, Single Phase Networking Protocols: CIFS, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN) Security: FTP over SSL/TLS, IP Auto-Block, Firewall, Encrypted Network Backup over Rsync, HTTPS Connection File System: Internal: EXT4 External: EXT4, EXT3, FAT, NTFS, HFS+ File Sharing: Max User Accounts: 2048 Max Groups: 256 Max Shared Folder: 256 Max Shared Folder Sync Tasks: 4 Max Concurrent CIFS/ AFP/ FTP Connections: 256 Windows Access Control List (ACL) Integration Utilities: Synology Assistant Applications: File Station: Virtual drive, remote folder, Windows ACL editor, compress/extract archived files, bandwidth control for specific users or groups, create sharing links, transfer logs FTP Server: Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocols, boot over the network with  TFTP and PXE support, transfer logs Mail Server: Supported Mail Server protocols: POP3, SMTP, IMAP, support LDAP/AD account Windows Phone Applications: DS file, DS finder, DS audio, DS download, DS photo, DS video iOS/Android Applications: DS cloud, DS file, DS finder, DS cam, DS note, DS audio, DS download, DS photo, DS video Web Station: Virtual Host (up to 30 websites), PHP/MariaDB, 3rd-Party Applications Support Printer Server: Max Printers: 2 Printing Protocols: LPR, CIFS, IPP, iOS Printing, Google Cloud Print, Multi Functional Print Server (MFP functions are for Windows PC only) Management: Auto DSM Upgrade Push Notification - Mobile Devices Email/SMS Notification Customized User Quota Customized Administrator/User Group Syslog Support DDNS Support IPv6 Support VLAN Support PPPoE Hotspot Resource Monitor Connection Manager UPS Management Scheduled Power On/Off Custom Management UI HTTP/HTTPS Ports Backup Solutions: Network Backup, Local Backup, Desktop Backup, Configuraiton Backup, OS XTime Machine, Backup Data to Public Cloud, Shared Folder Sync (Max Task Number - 4) Supported Clients: Windows XP or later, Mac OS X 10.7 or later, Ubuntu 12 or later Power Consumption: 31.96W (Access); 10.14W (HDD Hibernation) Certifications: FCC Class B, CE Class B, BSMI Class B Dimensions (WxDxH): 203.0 x 233.2 x 165.0 mm Weight: 2.04 kg Package Contents: Main Unit, Welcome Note, Accessory Pack, AC Power Adapter, AC Power Cord, 2x RJ-45 LAN Cable RoHS Compliant