1Mii B06 Plus Wireless Bluetooth Receiver. And it can achieve a range of up to 164ft (50m) line-of-sight in open air and up to 50-70ft (20-30m) indoors. 【164FT LONG RANGE】With Class 1 Bluetooth technology, the 1Mii Bluetooth receiver can achieve a range of up to 164ft (50m) line-of-sight in open air and up to 50-70ft (20-30m) indoors(without obstacles).
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