wireless microphone LY-9860

wireless microphone Features: Equipped with exquisite LCD panel PLL system Specifications: Carrier frequency UHF 700-870MHz Frequency stability ±0.002% PLL Dynamic range more than 80dB Total harmonic distortion less than 0.5% Frequency response 60Hz15KHz ±3dB Receiving sensitivity 50uS SINAD=20dB S/N ratio more than 80dB Border upon channel rejection more than 80dB Image disturbing rate more than 80dB Emission power 30mW Audio frequency output Independent 0±400mV Mixed 0±300mV Receive channel 2 channel Receiver power supply AC 220V/50-60Hz Validates function distance 100150m Depending on the circumstance