MX153 Snail Design ear hook design Professional. Comfortable earset Headset Microphone. For Shure Wireless Mics System with TA4F mini XLR 4Pin. (Compatible Shure UR1 BLX SVX ULX SLX UR4D UR4S L1, 11, LX1, SC1, U1, UC1, UT1, T1, ULX1, UR1, PG1 and KCX. ).
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