Condenser Microphone, Headset-type, Neck-type, Model, With 3 poles of standard plug cord, Can be worn on the head or on the neck. Uni-directional close-up microphone that does not cause howling, so it will not pick up voice if you keep it close to your mouth within 0.8 inches (2 cm) and it is not a genuine Clarion product, but it is inexpensive. Unlike omni-directional genuine products, this unidirectional interactive microphone is designed to prevent noise from picking up around your surroundings and cause howling. Therefore, if you leave it from your mouth, it may be difficult to pick up voice. Please keep the microphone close to the mouth of your mouth. Firmly point the round part of the front curved L-shape at the mouth. Facing the side will make it difficult to pick up voice. This microphone is recommended for those who suffer from howling.