Affirmative. Without it, there are inmates that you will be unable to converse with in person. It acts as a translator and allows you to view videos, listen to audios and send written messages to other individuals. It also contains a map and your welcome letter. It can be rather uncomfortable to wear at times, but I have found that there are quite a few people that I am able to speak to without it, so it is not always necessary to carry around.
[She continues heading toward the shelter, her hands clasped neatly behind her back.]