Audio-Technica AT 831b, Condenser lavalier microphone, Directional characteristic: Cardioid, Frequency range: 40 - 20,000 Hz, Switchable 80 Hz bass roll-off, Operates with phantom power or battery (1.5 V AA), 2-Wire cable, 1.8 m in length, TA3F connector@+Included in delivery:@+@+, AT8417 Microphone clip, AT8444 Instrument adapter, AT8531 Power module, AT8116 Wind shield, Battery, Plastic case