DPA Microphones Core 4166 Slim Omni Flex Headset Mic 110mm Boom w/MicroDot (Brown)The brown Core 4166 Slim Omni Flex Headset Mic, 110mm Boom with MicroDot from DPA combines the sound of the 4066 omnidirectional capsule and Core amplifier in a lightweight and flexible two ear headset. It can be used when miking needs to be fast, easy, and where the person wearing the microphone won't feel the presence of it such as in conference, speech, and active live performance applications. The Core 4166 gets a 14 dB increase in dynamic range