brands are , Delta Electronics inc., , Finisar Corporation, Wave2Wave solutiion,\Mellanox technologies, 10GTEK TRANSCEIVERS Co., Ltd., Avago Technologies and Lastar. Combination and sorted OF new and used cables( 85% new, 15% used .) HAVE SPREADSHEETand pictures if interested. origin- california, USA. can deliver immediately. these are SFP DAC cables, 40 AOC cables,