https://www.synology.com/en-global/products/E10G30-T2 E10G30-T2 Dual-port 10GbE 10GBASE-T add-in card for Synology systems E10G30_T2 Features Specs Hardware Specifications General Host Bus Interface PCIe 3.0 x8 Bracket Height Low Profile and Full Height Size (Height x Width x Depth) 68.9 mm x 167.7 mm x 14.7 mm 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 Warranty 5 Years Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) Network IEEE Specification Compliance IEEE 802.3x Flow Control IEEE 802.3ad Link Aggregation IEEE 802.3ab Gigabit Ethernet IEEE 802.3an 10Gbps Ethernet Data Transfer Rates 10 Gbps/1 Gbps Supported Features TCP Segmentation Offload (TSO) Receive Side Scaling (RSS) Generic Segmentation Offload (GSO) 1.5 - 9 KB Jumbo Frame TCP/UDP Checksum Offload Transmit side scaling (TSS) SR-IOV Large receive offload (LRO) Compatibility Applied Models FS series:FS6400, FS3600, FS3410, FS3400, FS2500 HD series:HD6500 SA series:SA6400, SA3610, SA3600, SA3410, SA3400D, SA3400, SA3200D UC series:UC3400, UC3200 23 series:RS2423RP+, RS2423+, DS1823xs+ 22 series:RS822RP+, RS822+, DS3622xs+, DS2422+ 21 series:RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+, RS1221RP+, RS1221+, DS1821+, DS1621xs+, DS1621+ 20 series:RS820RP+, RS820+ 19 series:RS1619xs+, DS2419+II, DS2419+, DS1819+ 18 series:RS3618xs, RS2818RP+, RS2418RP+, RS2418+ 17 series:DS3617xsII, DS3617xs Notes DSM version requirement: 7.1.1-42962 Update 5 or later version