| Dimensions (L x W x H) | 64.8 mm length × 1-slot width × Low-profile (The dimension is based on PCBA size × not including the bracket) mm | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Controller | Intel Ethernet Controller I225-LM | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Number of Ports | 1 x NBASE-T (RJ45) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Connector | NBASE-T (RJ45) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | PCIe and Lanes | PCIe Gen2 x1 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Transmission Rates | 2.5Gbps/1Gbps/100Mbps/10Mbps | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | IEEE Standards | IEEE 802.3 IEEE 802.1Qbu
 IEEE 802.3br
 IEEE 802.1Qbv
 IEEE 802.1AS-REV
 IEEE 802.1p,Q
 IEEE 802.1Qav
 EEE 802.3az
 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Bracket | full-height and specialized for QNAP NAS | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Supported Function | PXE, Wake-On-LAN (WoL), 9k jumbo frame, 802.1AS-rev/1588, 802.1Qav/802.1Qbv, Time Sensitive Networking (TSN), RSS+MSI-X, Teaming & VLAN support, Intel AMT** | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Supported NAS operating systems | QTS/QuTS hero (recommend an upgrade to the latest version); Windows 10 (1809 or later); Linux Stable Kernel 4.20/5.x; Windows Server 2019 (Driver required) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Supported QNAP NAS | Models with PCIe slot(s) (1 free slot required) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Support Ubuntu Commercial Linux Distribution | Linux Stable Kernel 4.20/5.x | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Support RedHat | Linux Stable Kernel 4.20/5.x | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Support Windows | Windows 10 (1809 or later) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Support Windows Server | Windows Server 2019 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Support Debian | Linux Stable Kernel 4.20/5.x | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Port and Cable | RJ-45; over CAT-5 class cable | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Package Contents | 1 x Network card (Low-profile bracket pre-installed); 1 x QIG; 2 x Brackets (full-height and specialized for QNAP NAS) | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Standard Warranty | 2 year |