Behringer BD440 - Head-Worn Microphone, handsfree microphone for broadcasting, presenting, lecturing or performing, works with belt-pack transmitters with Mini 3-pin XLR and phantom power, cardioid capsule eliminates background noise and captures the performer’s vocals with clarity, comfortable and insulated ear-hooks provide comfort for a full day of use, microphone boom swappable for left- or right-handed use, Capsule: Condenser, Polar pattern: cardioid, Frequency response: 80 Hz to 16 kHz, Sensitivity: -46 dB (0 dB = 1/u Pa @ 1 KHz), cable length 1,2 m, including windscreen and shirt clip, weight: 20g, colour: beige