In February, the Federal Communications Commission adopted new rules permitting the operation of Wireless Multichannel Audio Systems (WMAS) in the United States. According to the FCC, "WMAS will enable more wireless microphones to operate in the spectrum available … which provides additional options when more microphones are needed. The rules will permit WMAS to operate on a licensed or unlicensed basis, while preserving the existing spectrum rights of others that share those frequencies."
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