QSFPTEK 10G-SR SFP+ 850nm 300M Module, 10GBase-SR: 300m, For Arista-1 Pack\nProduct Details\n--Compatible for Arista SFP-10G-SR, and Other Open Switches. Widely used in fiber switches, routers, NIC, server or other fiber optic equipments with 10Gb SFP+ ports.\n--10GBASE-SR SFP+ module: 10Gb/s data rate, Multimode, duplex LC connector, 850nm wavelength, the transmission distance up to 300m, DDM support, working temperature: 0\u2103 ~ +70\u2103. Tx Power(dBm): -6.5 ~ -0.5, Rx Sens.(dBm): \uFF1C -11.1.\n--Support DDM: DDM (Digital Diagnostics Monitoring) allows you to monitor the critical information concerning the status of the transmitted and received signals of the transceivers in real-time to find out some potential problems.\n--Easy to use: Easy installation, plug and play, Supports hot-pluggable. Rotate the ring latch down at 90 degree angle to unlock, then pulling transceiver out from switch. High-quality metal material of housing, ensuring long life of repeated repeatedly plug a.