An Ahuja AUD-98XLR Microphone, colloquially named mic or mike, is a device – a transducer – that converts sound into an electrical signal. Ahuja AUD-98XLR Microphones are used in many applications such as telephones, hearing aids, public address systems for concert halls and public events, motion picture production, live and recorded audio engineering, sound recording, two-way radios, megaphones, radio and television broadcasting.