NHS-777 is a duel ear headset microphone. It has a professional sound quality that makes audience can clearly hear the voice from the stage host. Its feather weight design that makes users feels very comfortable when using it which provides a outstanding user experiences. Our special mechanic design also makes this product pass the waterproof test and has an IP 66 certificate. We are also capable of providing any kind of wireless connectors for the product according to customers' requests.