SPECIFICATIONS TROUBLESHOOTING • Transducer: Condenser • Acoustic Principle: Line plug gradient • Frequency Response: 35-18,000Hz • Sensitivity: -38dB +/- 1dB / 0dB=1V/Pa,1kHz • Signal to Noise Ratio: 78dB • Power Supply: 1.5V battery • PAD Switch: 0dB,+10dB • Plug: 3.5mm jack plug • Filter: • Dimensions (L x H x W): 6.7 x 3.5 x 1.8 in. (171 x 88 x 45 mm) • Net Weight: 3.35 oz.