Neumann KM184MT shure Built in Speaker: Enjoy portable music making The frequency response is Built in Speaker: Enjoy portable music making without the need for extra gear Tongue and groove aluminum valance Features: Uniform cardioid pattern without off axis coloration Linear frequency response with a slight treble lift Very low self noise (13 dB A) Low impedance output for long cable runs without transmission losses Transformerless circuitry Compact size transparent sound with very low self noise and high SPL capability have made the KM 184 a worldwide stage and studio standard for many applications ranging from classical piano to heavy metal drums