The Bright 400ZR+ module expands the use cases for 400G QSFP-DD pluggables to metro and regional ROADM networks and enables increased transponder density in transport equipment. Watch this video demonstration of the Acacia Bright 400ZR+ QSFP-DD pluggable coherent module featuring a transmitter with high fidelity and high optical power to see the optical output power and spectrum using optical taps and readouts on the power meter and OSA.