WIRELESS SYSTEM: INTERCHANGEABLE WLESS MICROPHONE RCEP R42, TRM H60/OM2TRM B60 BAG ADX10 B. WIRELESS MICROPHONE SYSTEM TWO-CHANNEL DIVERSITY RECEIVER R42, H60/OM2 HANDHELD TRANSMITTER AND B60 BODYPACK TRANSMITTER WITH ADX10 LAVALIER MICROPHONE A dual-channel system combining the OM2 handheld transmitter with the ADX10 cardioid lavalier system, this is a very cost-effective solution to combine the hands-free convenience of a lavalier with the flexibility of a handheld microphone. The package is ideal for presentations, meetings or events where the keynote speaker remains in control while the handheld microphone is passed around the stage or audience.