Andoer Uni-Directional Head-mounted Headworn Headset Microphone Mic Flexible Wired Boom for Voice Amplifier Amp Loudspeaker Flexible gooseneck design to optimize microphone positioning for better use. Foam design to ensure the comfortableness of the users. Headset style microphone with 3.5mm male connection. Works with voice amplifier. Designed for use on stage, houses of worship, presenters, lecturers and other situations requiring minimum microphone with hand-free operation.