Sensory-response module

The sensory-response module was part of a droid's behavioral circuitry matrix. It was made up of audio-visual circuits, an olfactory-speech center, a gyro-balance unit, a spectrum analysis unit, and an extremity control system.

Sources

• A Guide to the Star Wars Universe
• The New Essential Guide to Droids
• The Complete Star Wars Encyclopedia, Vol. I ("behavioral circuitry matrix")