Price history on Walmart.com for
Saramonic TX10 + RX10 96-Channel Digital UHF Wireless Lavalier Microphone System with Bodypack Transmitter Portable Receiver and 3.5mm/XLR Outputs
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Reliable broadcast-quality audio Wireless transmitter with lavalier microphone UHF Frequency Range: 614 MHz - 696 MHz; 96 selectable channels in 2 groups
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