Visual Sound, Inc. Wireless Handheld Microphone with built-in transmitter S1605

AmpliVox Sound Systems Handheld microphone with built-in transmitter. Requires Receiver Handheld wireless mic with built-in transmitter. 2 switchable frequencies. Requires receiver. Handheld mic with built-in transmitter Requires receiver Transmit range up to 300 foot radius Requires 9V transistor-type battery (not included)