SPECIFICATION Mode DSP107 DSP207 DSP507 Full-range Speaker / HF Driver 6"x1, 1"x1 6"x1, 1"x1 3"x1 Normal Power 15W 15W 1W Max Power 30W 30W 2W Line Voltage 70-100V 70-100V 70-100V Sensitivity(1m,1W) 91dB 91dB 86dB+-2dB Max.Sound Pressure Level(1m) 101dB 101dB 89dB+-2dB Freq. Resp. 110-18,000Hz 90-18,000Hz 250-9,000Hz Dimensions(mm) 195x230 270x175 120x120x60