The 4088 CORE Directional headset microphone with MicroDot connector (small) from DPA Microphones has a smooth and elegant design, making it a practically invisible head-word true cardioid microphone. This microphone has a secure, dual-ear design that can be used for various performing talent applications with a small 0.25 in. diameter, which allows for discreet use. It only weighs 0.03 lb. and is very comfortable when worn for long periods. It provides excellent off-axis rejection in high-SPL situations and can efficiently suppresses distant sound sources making it perfect for demanding live performance environments where background noise and feedback are concerns. The bass response is designed for optimal linearity at 1 in. from the sound source.