Overview The 400GBASE-DR4 module supports link lengths of up to 500m parallel SMF with MTP/MPO-12 connector. It is compliant to QSFP-DD MSA, IEEE 802.3bs protocol and 400GAUI-8 standards. The 400 Gigabit Ethernet signal is carried over four parallel lanes by one wavelength per lane. It can be used as 4x100G breakout to QSFP28-DR-100G. Specification Part Number QSFP-DD-400G-DR4 Vendor Name LR Form Factor QSFP-DD Max Data Rate 400Gbps Wavelength 1310nm пЃ± Max Cable Distance 500m Connector MTP/MPO-12 Media SMF Transmitter Type 1310nm EML Receiver Type PIN Electric Signal 8x50G Optical Signal 4x100G DDM/DOM Supported Commercial Temperature Range 0 to 70C (32 to 158F) TX Power -2.9~4.0dBm Receiver Sensitivity lt,-5.9dBm Power Consumption lt,12W Extinction Ratio 3.5dB Modulation Format PAM4 DSP TX and RX Transmitter and Dispersion Eye Closure Quaternary 3.4dB Powerbudget 3dB Packaging Technology COB (chip on board) Packaging FEC Function пЃ± Not Supported Protocols QSFP-DD MSA Compliant Application 400GBASE Data Center FAQ 1. How to ship the goods? Lonrise work with DHL,FEDEX,UPS and TNT. Your order will be dispatched by express delivery door to door. 2. Whats your payment term? We always accept 10% advance payment. For long term cooperation, we can consider to apply credit accordingly.