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, Omni-directional polar pattern for a warm and balanced sonic quality with low proximity effect, 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: omnidirectional, Frequency response: 20 Hz to 18 kHz, Sensitivity: -50 dB (0 dB = 1/u Pa @ 1 KHz), cable length 1,2 m, including windscreen and shirt clip, weight: 20g, colour: beige