A system for capturing information related to an aspect associated with an aerosol-generating device is provided. The aspect comprises at least one of a user aspect and a consumable aspect. The system comprises a signal capture system comprising one or more acoustic actuators configured for generating an acoustic signal, and an acoustic sensor, wherein the one or more acoustic actuators and the acoustic sensor are located at predetermined locations with respect to the aerosol-generating device such that an acoustic signal generated by at least one of the one or more acoustic actuators is modulated at least in part according to the aspect before being detected by the acoustic sensor, thereby capturing the information related to the aspect.