QSFP28-4SFP28-AOC10M 10m (33ft) 100G QSFP28 to Four 25G SFP28 Active Optical Breakout Cable
200G QSFP56 DAC

HPE (Mellanox) P06149-B22 Compatible 1m (3ft) Infiniband HDR 200G QSFP56 to QSFP56 PAM4 Passive Direct Attach Copper Twinax Cable

HPE P06149-B22 Compatible Infiband HDR 200Gb QSFP56 to QSFP56 Passive Copper Cables support aggregate data rates of 200Gbps (PAM4) in lengths from 0.5m to 2m.