VK666 wireless microphone

1. Use the UHF520-930MHz frequency band to avoid frequency interference
2. Flexible and easy to operate
3. Fully automatic infrared frequency matching, enabling the transmitter and receiver to automatically synchronize transmission and reception
4. Adopting a phase-locked loop PLL frequency synthesis stabilization system, providing 200 channels
5. Adopting the latest high-frequency filters to filter out out of band interference signals to the maximum extent possible
6. High frequency circuit design using secondary frequency conversion, with extremely high sensitivity
7. Multiple noise suppression control circuit, rejecting external interference
8. Specially designed speech compression expansion circuit, greatly improving signal-to-noise ratio
9. Unique circuit design, high dynamics, wide frequency response, and low noise