10GbE RJ-45 network upgrade module for compact Synology servers Specification Hardware Specifications General Host Bus Interface PCIe 3.0 x2 Size (Height x Width x Depth) 26.37 mm x 45.38 mm x 75.7 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 3 Years Notes The warranty period starts from the purchase date as stated on your purchase receipt. Network IEEE Specification Compliance IEEE 802.3x Flow Control IEEE 802.3u Fast Ethernet IEEE 802.3ab Gigabit Ethernet IEEE 802.3bz 2.5Gbps / 5Gbps Ethernet IEEE 802.3an 10Gbps Ethernet Data Transfer Rates 10 Gbps/5 Gbps/2.5 Gbps/1 Gbps/100 Mbps Supported Features 9 KB Jumbo Frame TCP/UDP/IP Checksum Offloading Auto-negotiation between 100Mb/s, 1Gb/s, 2.5Gb/s, 5Gb/s, and 10Gb/s TCP Segmentation Offload (TSO) Large Send Offload (LSO) Receive Side Scaling (RSS) Generic Receive Offload (GRO) Generic Segmentation Offload (GSO) Compatibility Applied Models DP series:DP340 23 series:DS923+, DS723+ 22 series:RS422+, DS1522+ Notes DSM version requirement: 7.1.1-42962 Update 4 or later version