*Using UHF and DPLL multi-channel frequency synthesis technology. *Multistage narrowband high-frequency and intermediate frequency filtering is adopted to fully eliminate interference signals. *With one-key automatic search idle frequency point function, one key lock frequency function. *Low voltage design, battery low voltage flicker to 0.5V automatic shutdown. *High-definition LCD screen, real-time feedback system working status. *Suitable for large and small stages, conference halls, KTV rooms, etc.

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