Gigaopto's 400G QSFP-DD series optical transceiver modules provide high-speed and high-density connections for next-generation data center and network applications, thereby increasing bandwidth and improving network performance.

This portfolio includes 400GBASE SR8 100m, 400GBASE DR4 500m, 400GBASE XDR4 2km, 400GBASE FR4 2km,400GBASE LR4 10km, 400GBASE LR8 10km, and 400GBASE ER8 40km, etc.
They are compliant with IEEE 802.3bs and the QSFP-DD MSA (DD = Double Density) standards.

Digital diagnostics functions are available via the I2C interface, as specified by CMIS (Common Management Interface Specification), The optical transceiver is RoHS compliant.