40GBASE-CR4 QSFP+ passive direct-attach copper transceiver module assembly, 1 meter
Cisco QSFP-H40G-CU1M, 1 m, QSFP+, QSFP+
Cisco QSFP-H40G-CU1M. Cable length: 1 m, Connector 1: QSFP+, Connector 2: QSFP+