Synology 10GB Network Card (E10G15-F1) High speed data transmission for Synology XS+/XS series NAS servers Featuring high speed data transmission at a 10 Gbps connection over fiber-optic cabling, 802.1Q VLAN tagging, and 802.3x flow control. E10G15-F1 allows businesses to enhance agility and enjoy high-performance access to Synology XS+/XS series NAS servers Supported Models: RS3614xs+, RS3614(RP)xs, RS10613xs+, RS3413xs+