Shure SM-820A Professionl Wireless Microphon

Range of direction & dynamic state,less distortion rate, light weight & not easy destroyed. It iswidely used with the professional systems in a recording room, on aprofessional stage or in some testing instruments. Has a high functionkinetic coil mouth piece. Has a steady all-direction antenna installed& it can be adjusted to a suitable angle to receive the best signal.In addition, it has a True diversity receiver filter of the RF, toavoid those interference signal from band outside. It is alsoincorporated with a Multilevel quiet control circuit, to avoidinterference signal from outside open the mute syste