Shure MXC406/MS Gooseneck Microphone with Mini-Shotgun Cartridge for MXC and MXCW Conference Units - 6"The MXC406 MS Gooseneck Microphone with Mini Shotgun provides added rejection of ambient noise, more than standard cardioid or supercardioid microphones. CommShield Technology rejects RF noise from mobile phones or tablets, and an integrated bi colour LED indicates microphone status. Compatible with MXC and MXCW series conference units, the 6 inch MXC406 MS is ideal for situations where room aesthetics require a shorter, less visible gooseneck