Interface: QSFP+ to QSFP+. 40G QSFP+ DAC: The DAC high speed cable is fully compatible, plug and play, 40G high speed optical cable is dedicated to stacking and cascading between big data devices. Energy Saving: 1pcs 40G QSFP+ DAC high speed cable is equivalent to 2pcs optical modules and 1pcs optical fiber jumper, which is more energy saving and the power consumption is almost 0.
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