StarTech.com AOC Breakout Cable for Cisco QSFP-4X10G-AOC7M - 7m 40G 1x QSFP+ to 4x SFP+ AOC Cable - 40GbE QSFP+ Active Optical Fiber 23ft - Cable for Network Device, Server, Switch - First End: 1 x QSFP+ Network - Male - Second End: 4 x SFP+ Network - Male - 40 Gbit/s - Black