Input voltage: AC100-240, 50-60Hz Power consumption: Audio 10W-Light 7W Power efficiency: more than 75% Color temperature: 3000K Audio output power: 25 Audio distortion: 0.5% Frequency response: 80-20KHz The LED Speaker Quran Lamp is a product for Muslims using, which is with double function(lighting and learning) It is a lamp with full recitation of The Noble Quran,using remote control to select Quranic audio and listen to the Quran with voice; With LED Speaker Quran Lamp in the room is a way to learn Quran with your family,with LED Speaker Quran Lamp in the Mosque is a way to learn Quran with Muslim people together.