Shure Black Earset Mic TA4F Connector Shure Bodypack MX153B/O-TQG BLX GLXD SLX
SHURE - Compatible Transmitter Models (TA4F) - BLX1, BLXR1, GLX1, GLXD1, PG1, PGX1, SLX1, ULX1, L1, L11, LX1, SC1, U1, UC1, UT1, T1. 4 of the boxes are still factory sealed. I opened the 1 box to show what was inside.