Brand: NVIDIA Part Number: MMA1U00-WS-F MMS4X00-NL Form Factor: QSFP-DD Max Data Rate: 400Gbps Wavelength: 850nm Max Distance: 70m on OM3/100m on OM4 Modulation Format PAM4: Host Required: FEC Connector: MTP/MPO-16 Voltage Supply: 3.3V Cable Type: MMF DDM Support: Yes Transmitter Type: 850nm VCSEL Receiver Type: PIN TX Power: -6.5~+4.0dBm Receiver Sensitivity: < -7.9dBm Operation Temperature: 0 to 70°C (32 to 158°F) Maximum Power: < 12W Protocols: QSFP-DD MSA, IEEE 802.3bs Application: 400G Ethernet, Data Center Interconnect, Infiniband Interconnects Transceiver Products Supplied by Liyuan Tech Main Brands: Alcatel, Nokia, Finisar, Ciena, Mellanox, Brocade,Cisco , Infinera, Ericsson, DELL, HPE, Juniper, ADVA, HUAWEI, ZTE, etc. Models:1.25G-10G-16G-25G-40G-100G-200G-400G-800G, SFP/SFP+/QSFP+/QSFP28/QSFP56/CFP/CFP2/CFP4/QSFP-DD In addition to NVIDIA MMA4U00-WS-F MMS4X00-NL , Liyuan Tech supply a wide range of other NVIDIA GPU Graphics card family . If you have any need or interest, please feel free to send inquiry to global@chn-liyuan.com