SpecificationsITEM UNIT SPECIFICATION REMARKNominal Limited1 W > 4 > 3.5 Rated Output (10%) at 1 KHzContinuousAverage powerOutput2 % > 0.6 > 1.0 Output: 0.5wTotal HarmonicDistortionFrequency:70Hz - 20KHz2 % > 0.6 > 1.0 Output: 0.5wTotal HarmonicDistortionFrequency:70Hz - 20KHz3 mV 180 140 ~ 235 Line InputSensitivity Frequency:70Hz~20KHz124 Hz 65 ~ 22K 70 ~ 20K -3dBFrequencyResponse 0dB: 0.775V/1KHz5 dB >65 >60 Level 1 0db: 2.0V/1KHzSignal To NoiseRatio6 dB >45 >40 Level 1 0db: 2.0V/1KHzChannelSeparation Input: Short7 Ohm Frequency 1KHzInputImpedance- - Normal Input- - Floating Input>4.7K >4.5K Line Input8 mV 3 5 Input: ShortMax noise Ratio9 mV 3 5 Input: ShortMax noise Ratio9 V 7 ~ 16 7.5 ~ 15 Operation fineBattery PowerRange10 mm __18 3/4”_ W. ___7”__ H. ______5 5/16”_____ D.Dimension