speaker, 揚聲器

An Indian Muslim boy runs as he holds a speaker during the Eid al-Adha festival at the mosque inside the Taj Mahal in Agra on September 13, 2016. Muslims across the world celebrate the annual festival of Eid al-Adha, or the Festival of Sacrifice, which marks the end of the Hajj pilgrimage to Mecca and in commemoration of Prophet Abraham’s readiness to sacrifice his son to show obedience to God. (Chandan Khanna/AFP/Getty Images)
Photos of the day — September 13, 2016
https://www.yahoo.com/news/photos-day-september-13-2016-183450385/photo-p-girl-reacts-she-stands-photo-183450918.html