Cisco GLC-SX-MMD / Data Rate: 1.25/1.0625Gbps / Wavelength: 850nm / Distance/Power Budget: 550m / Optical Components: LD: VCSEL, PD: PIN / Output Power: -9~-4dBm / Receiver Sensitivity: -17dBm / Power Supply Voltage: 3.3V / Connector: Dual LC / Fiber Type: MMF / Operating Temperature: -10~80 °C / DDMI: With / Application: Gigabit Ethernet