D-Mic 30 SL nDirectional Microphone, 30 cm n nThe removable gooseneck microphone is equipped with a screw lock connector for easy connection to the different delegate and interpreter units. n nIts unidirectional response results in optimal performance even in environments with a lot of ambient noise. n nThe gooseneck design also allows for a large freedom of movement. Another important advantage is the very low susceptibility to interference from mobile phones. n nFinally, the D-MIC SL microphones deliver a rich, natural sound. It enables longer and more comfortable meetings where participants experience less strain produced by ntraditional artificial and mechanical microphone sounds. The light ring is dark (opaque) when the microphone is switched off, lights up red when active, and green when in request.