Feature:1. 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 devices2. Stable Signals: The DAC cable adopts imported core optical devices, chips and motherboards, with high performance, low power consumption, and fast and stable signals3. 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 04. Use with Confidence: The 40G QSFP+ cable will be tested on the machine before leaving the warehouse to ensure the compatibility of the product is qualified and the performance is stable5. Scope of Application: The 40G DAC cable is compatible with for Cisco, for Huawei, for H3C, for Juniper, for HP, for ZTE, for DELL, for Entel, for ExtremeSpecification:Item Type: DAC High Speed CableMaterial: Zinc Alloy, PVCInterface: QSFP+ to QSFP+Speed: 40GLength: 1meter/1.1ydTransmission Distance: 1meter/1.1ydCompatible Brands: Compatible for Cisco, for Huawei, for H3C, for Juniper, for HP, for ZTE, for DELL, for Entel, for Extreme.Package List:1 x DAC High Speed Cable2 x Port Protection Cover2 x Straps