... 3)lower brightness Decy 2011 CE&RoHS modern eye protection music desk lamp specification1: discrete, movable, 2: design a professional ... audio input, and is compatible with MP3, MP4, PSP, mobile music player Technical parametersRated power: PO = 3Wx1 Frequency Response: 150Hz-20KHz ... of about 30,000 hoursUse no batteries and offers flicker-free light to enhance comfort and protection of users eyes. ( ...