Placid Microphone Preamplifier Overview TypeFrequency ResponseInput ImpedanceOutput ImpedanceOutput Connector TypeDiameter (Inch)WeightLengthPMV215 Hz to 100 kHz> 5 G Ω< 110 Ω7-pin LEMO1/2 ” Inch28 Gram80 mmPNP215 Hz to 100 kHz> 5 G Ω< 110 ΩBNC1/2 ” Inch25.5 Gram84.5 mmPNP225 Hz to 100 kHz> 5 G Ω< 110 ΩSMB1/2 ” Inch14.5 Gram35 mmPNP415 Hz to 100 kHz> 1.5 G Ω< 110 ΩSMB1/4 ” Inch6.5 Gram58 mmPlease Click and Download this product datasheet for further information