The NT55-S utilizes the 1/2" gold sputtered true condenser transducer used in the internationally renowned Rode NT5. The NT55-S is a low-noise, balanced output microphone, exhibiting a wide dynamic range and full frequency response. The NT55-S circuit incorporates a three position variable PAD with 0dB, -10dB or 20dB attenuation and a there position variable high-pass filter that enables you to step from a flat response to 75 or 150 Hz high pass filter.The NT55-S comes with two different condenser microphone heads to provide a wide variety of polar patterns. The NT55-S is complemented with a diverse range of accessories to better facilitate positioning and attachment.