SHURE, blx24

Shure BLX24/PG58 Wireless Handheld Microphone System, BLX4 Receiver & BLX2/PG58 Handheld Transmitter BLX Series Wireless System with BLX2/PG58 Handheld Microphone with Transmitter, BLX4 Receiver, and Microphone Clip
  Shure BLX24/PG58 Wireless Handheld Microphone System, BLX4 Receiver & BLX2/PG58 Handheld Transmitter

The Shure BLX24/PG58 Handheld Wireless

Shure BLX24/SM58 Handheld Wireless System, BLX4 Receiver & BLX2/SM58 Handheld Transmitter BLX Series BLX4 single-channel receiver, BLX2/SM58 handheld transmitter, microphone clip, power supply, 2 AA batteries, user guide
  Shure BLX24/SM58 Handheld Wireless System, BLX4 Receiver & BLX2/SM58 Handheld Transmitter

Searching for a rock-solid wireless handheld