More than 120 engineers and technicians at the General Presidency for the Affairs of the Grand Mosque and the Prophet's Mosque manage the sound system of Masjid Al Haram.
— Md Tufail Ahmed (@ImAhmedTufail) October 22, 2020
The sound network consists of more than (6) thousand speakers, in and around the Grand Mosque.🕋 pic.twitter.com/hAuIj7BDQn