wireless microphone 1.PLL technology 2.ISO9001,Ultra-cardioid 3.LCD display,mute control 4.frequency:600-900MHz UHF Wireless Handheld Microphone System Feature/Function:1.UHF600to900MHz PLL combined technology Power plus usable adjustable transmitter power to avoid interruption.2.LCD display makes operation easy and performance outstanding 3.With a mute control, which reduces the button noise.4. ...
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