TS-X73 TVS-X73 TVS-X73E TS-X73U Dual-port 16Gb Enhanced Gen 5 Fibre Channel expansion card with SFP+ transceivers PCIe interface: PCIe Gen3 x8 Transmission rates: Fibre Channel 16/8/4 Gb/s (Up to 14.025 Gb/s per port) Form factor: Low-profile PCIe card 10.68 x 6.89 cm (4.20 x 2.71 inches) Supported NAS operating system: QTS 4.4.1 (or later) for QNAP NAS with PCIe slots as a FC Target. Bracket: Low-profile bracket pre-installed, full-height and specialized (for selected QNAP NAS) brackets are bundled Port and cable: 16Gb Transceiver (bundled with 2 x TRX-16GFCSFP-SR short wavelength SFP+ transceivers) and Fibre LC Cable (optical purchase) Operating temperature: 0oC to 45oC (32oF to 113oF) Storage temperature: 20oC to 70oC (4oF to 158oF) Relative humidity: 5-95% RH non-condensing, wet bulb: 27oC (80.6oF) Item Dimension (L"x W"x H") 8 x 6 x 2 Weight 1.00 LB Warranty Information 3 years