Professional wireless microphone, anti-howling, ultra-high frequency wireless transmission, one-time automatic frequency matching, anti-interference, strong signal penetration, stable signal, plug and play. microphone head, effectively protects the safety of the internal microphone core, built-in thickened sound filter cotton, precision workmanship, ingenious craftsmanship. Ultra-long-distance reception. External independent antenna output port, built-in frequency two-way encryption signal technology lock, over 30m distance reception, more stable and farther. Sensitive cardioid pickup. According to the beat frequency characteristics of life, the comprehensive electroacoustic technology displays clear and saturated life, easily competent.