The Shure Microflex MX153 is a professional subminiature earset microphone that's ideal for speech and other applications requiring low-profile discreet placement where improved gain before feedback over lavalier microphones is desired. Delivering exceptional speech clarity, the MX153 is ideal for corporate and educational presentations, A/V conferencing and live sound reinforcement. The MX153 provides outstanding clarity in an extremely comfortable, over-the-ear design.