The Electronics Unit provides electronic support services for the Department, such as technical investigative support utilizing electronic surveillance devices. The Unit is comprised of Police Surveillance Specialists and clerical personnel. Electronics Unit personnel design, construct, and modify electronic equipment to match the nature of the investigations they support. This unit also provides services such as reproducing audio and video evidence for court, repairing and maintaining recording equipment, audio and video enhancement and analysis, and cell phone analysis. The Electronics Unit also conducts technical security countermeasure sweeps (debugging) for Department entities and City officials.