StarTech.com Extreme Networks 10320 Compatible QSFP+ Module - 40GBase-LR4 Fiber Optical Transceiver (10320-ST) - 100% Extreme Networks 10320 compatible guaranteed - Lifetime Warranty on all SFP modules - Meets or exceeds OEM specifications - Our SFP modules comply w/ MSA industry standards - Low power consumption - Hot-swappable w/ Single Mode modules: