"Earlier, when stopped at the consulate gate, applicants would dump their phones, headphones, Bluetooth devices, watches, keys and other banned items outside the compound.

from Times of India https://timesofindia.indiatimes.com/city/mumbai/mumbai-police-patrol-van-turns-cloakroom-to-help-us-visa-applicants-in-bandra-kurla-complex/articleshow/69950814.cms