Product Compliance Conflict Minerals Policy Westell Technologies, Inc. (Westell) is committed to ensuring that the products we receive from our suppliers are responsibly sourced. Read more about our conflict minerals policy. FCC Signal Booster Mandate The FCC requires that all industrial signal boosters have a label stating compliance and installation performed by qualified, FCC Licensee installers with carrier approval. Westell has implemented a process to ensure all repeaters and signal boosters are labeled in accordance with this requirement. Read more.