Professional Cardioid Headset Microphone for Shure ULX GLX SLX Wireless Mic 4Pin
For Shure QLXD1 SLX PGX ULX BLX etc. Wireless Mics System. (Compatible Shure UR1 BLX SVX ULX SLX UR4D UR4S L1, 11, LX1, SC1, U1, UC1, UT1, T1, ULX1, UR1, PG1 and KCX. PGX, FP, BLX, SLX, GLX,GLX-D, ULX, QLX, QLX-D, ULXD, UHF-R Wirelss system.).