The Alfajr CT-01 Azan Clock features a high quality digital Azan sound for all prayers (including complete Fajr azan). Azan volume control fitted in all clock models. The prayer times are calculated accurately for all cities around the world. Alfajr uses the local taqweem or the most widely used taqweem system for your city. Other standard taqweem systems are available, as follows: Islamic World Organization ( Muslim League ), Taqweem Um Al-Qura, Altaqweem Almasri ( Egypt, Islamic Scientific University ( Hanafi ), Islamic Society of North America ( ISNA ), and Fixed Time. The CT-01 Alfajr Azan clock also features daily alarm, Qibla direction, Hijri and Georgian Calendar, temperature display, gentle prayer reminders (when azan sound is turned off) and DST (Daylight Savings Option).