Mipro act747a 4-channel Wireless Microphone System with transmitters and mics

MIPRO ACT-707 4 Channel UHF Wireless Receiver Rackmount - 2435950

MIPRO ACT 707 with 4 microphones/headsets with transmitters

Shure SLX4 G5 494-518 MHz Wireless Microphone Receiver/powers On But Untested

MIPRO ACT 8T Body Pack Lot With Mics And Charging Dock. 6C Frequency.

GLXD4 Vocal Dual Channel Wireless Microphone System UHF Handheld Cordless Shure

Shure ULXS4-J1 ULX1-J1 Bodypack Wireless lavalier Mic Receiver 554-590 MHz

GTD Audio G-787 UHF 4-Channel Wireless Microphone Receiver w/ Power Cord