Mellanox MMS4X00-NS400 Compatible TAA 400GBase-DR4 PAM4 OSFP112 RHS Transceiver (SMF, 1310nm, 500m, MPO, DOM, CMIS 5.0) - For Data Networking, Optical Network - 1 x MPO 400GBase-DR4 Network - Optical Fiber - 1310 nm - Single-mode - 400 Gigabit Ethernet - 400GBase-DR41640.42 ft Maximum Distance - Hot-pluggable - TAA Compliant: