LEADSINGER LS-2222 Wireless Duet Microphone Wireless high-fidelity remote duet microphone; User plugs the included sub-mic receiving pack into the back of the main mic; User is able to control almost all the functions on the main mic wirelessly; Features an automatic shut-off function which turns itself off if sound is not deteted for 5 consecutive minutes; Requires 2 AA batteries Wireless Duet Microphone

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