Lenovo 44X1964, FF SFP+, Wavelength 850 nm, Max Distance 300m, Power-6 ~ -1 dBm, Sensitivity < -10 dBm, Connector Duplex LC, Storage -40°C to 85°C, Data Rate 8Gb/s, Extinction ratio > 3.5 dB, Receiver Overload > 0.5 dBm. This IBM 44X1964 compatible SFP+ transceiver provides a high-performance pluggable module for 8Gb Fibre Channel-SW applications, which provides links up to 300m over OM3 multimode fiber.