STARTECH Juniper QFX-QSFP-DAC-1M Compatible 1m 40G QSFP+ to QSFP+ Direct Attach Cable Twinax - 40GbE QSFP+ Copper DAC 40 Gbps Low Power Passive Transceiver Module DAC (QFXQSFPDAC1M) (QFXQSFPDAC1M)