The AVTronics AVTCLEB black collar microphone for Electro-Voice Microphone Systems is the perfect alternative to lapel and ear-worn microphones. It is super comfortable to wear under your collar and leaves your hands free for movement. The double mic capsules deliver a wide pick-up range for perfect sound even when you turn your head. The AVTronics collar microphone is compatible with a variety of wireless microphone systems including Electro-Voice Microphone Systems. It is a great choice for active speakers such as presenters teachers and preachers.