Among the largest of the clocks in the ALFAJR product range, the CJ-17 (Older Version is CJ-07) is the Jumbo Clock. It's ideal for large spaces such as office spaces, community centers and also homes. Its large display enhances the look and feel of any space. In addition, unlike the other ALFAJR models, the CJ-17 (Older Version is CJ-07) features an external and internal temperature display. Technical Specifications 15" Wide viewing angle LCD Five High-quality Azan sounds (Makkah, Madinah, Quds, Egypt, Riyadh) Size is 36.1 × 2.81 × 24.3 centimeters Wall-mounted and a stand for sitting on the table DC 6 Volts external input External speakers jack Available Color: Black Grey Package Includes: 1 x ALFAJR CJ-17 Azan Clock 4 x AA Batteries