2 Pack BLack XLR 4-PIN Double-Ear Headset Microphone For Shure Wireless System
(Compatible Shure L1, 11, LX1, SC1, U1, UC1, UT1, T1, ULX1, UR1, PG1 and KCX, Performance Gear, PGX, FP, BLX, SLX, GLX,GLX-D, ULX, QLX, QLX-D, ULXD, UHF-R Wirelss system.). This is a compact, lightweight headset with a noise canceling electret condenser, boom-mounted microphone.