GigOptics QSFPDD Direct Attach Copper (DAC) passive cable assemblies offer a cost effective and low power option to establish 400G links over copper cable.  
 
GigOptics Direct Attach Copper (DAC) cables can be factory configured for compatibility with all major equipment brands like Cisco, Juniper, Huawei, Dell, and many others and are guaranteed to offer equivalent performance.
 
 
 
*Actual product may look different from pictures