一样多 Model name/option DS212j DS112 CPU Frequency 1.2GHz 1.6GHz Floating Point Hardware Encryption Engine Memory DDR2 256MB DDR3 256MB Internal HDD/SSD 3.5" or 2.5" SATA(II) X 2 (With optional 2.5" Disk Holder) 3.5" or 2.5" SATA(II) X1 (With optional 2.5" Disk Holder) Max Internal Capacity 8TB (2X 4TB HDD) 4TB (1X 4TB HDD) Hot Swappable HDD External HDD Interface USB 2.0 Port X 2 USB 3.0 Port X 2, eSATA Port X 1 LAN Gigabit X1 Gigabit X1 Link Aggregation Wake on LAN/WAN Easy Replacement System Fan Wireless Support (dongle) Built-in Wireless Support Noise Level 18.3 dB(A) 18.4 dB(A) Power Consumption 17.6W (Access); 5.5W (HDD Hibernation); 13.2W (Access); 5.04W (HDD Hibernation); Redundant Power Supply Warranty 2 Years 2 Years Applications Model name/option DS212j DS112 File Station Backup Solutions Shared Folder Sync - Max task number 2 2 USBCopy SDCopy Mail Server FTP Server Bandwidth Control, Custom FTP Passive Port Range, Anonymous FTP, Transfer Log Web Station Print Server Max Printer # 2 2 iOS/Android Applications DS photo+, DS audio, DS cam, DS file, DS finder, DS download, DS video DS photo+, DS audio, DS cam, DS file, DS finder, DS download, DS video Windows Phone Applications DS audio, DS finder, DS photo+ DS audio, DS finder, DS photo+ Add-on Packages Model name/option DS212j DS112 Antivirus Essential Audio Station Cloud Station Maximum User Accounts 8 8 DHCP Server Directory Server Download Station Maximum Concurrent Download Tasks 30 30 High Availability HiDrive Backup iTunes Server Mail Station Media Server Photo Station Surveillance Station MAX IP cam # (Licenses required) 5 8 Total frame rate (FPS) 50 FPS @ D1 (NTSC:720x480, PAL:720x576), 10 FPS @ WXGA (1280x800). 80 FPS @ D1 (NTSC:720x480, PAL:720x576), 20 FPS @ WXGA (1280x800). Syslog Server Syslog Events per Second 50 50 Time Backup Maximum Task Number 1 2 VPN Server Maximum Connections 5 5 3rd Party Packages phpMyAdmin, Webalizer, Logitech Media Server, WordPress phpMyAdmin, Webalizer, Logitech Media Server, WordPress General Model name/option DS212j DS112 Storage Management Max Internal Volume # 256 1 Max iSCSI Target # 10 10 Max iSCSI LUN # 10 10 Supported RAID Type Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1 Basic File Sharing Capability Max User Accounts 512 2048 Max Groups 128 256 Max Shared Folder 256 256 Max Concurrent CIFS/AFP/FTP Connections 64 128 Windows Access Control List (ACL) Windows AD Domain Integration Virtualization VMware vSphere 5 VMware vSphere 4 Windows Server 2008 Windows Server 2012 Citrix Ready Management Auto DSM Upgrade Push Notification – MSN/Skype/Mobile Devices VLAN Support Hotspot HDD Management HDD Hibernation Environment and Packaging Model name/option DS212j DS112 Remote Camera License Pack Disk Holder Type C Type C Rail Kit RAM Module Expansion Unit VS80