G-MARK EW100 Wireless Microphone Professional Handheld Cordless Karaoke Microphone Frequency Adjustable 80M Distance For

Features Dual channel dual antenna receive signal design Frequency adjustable UHF band transmission signal the frequency can be adjusted the frequency range is between 520 580MHz Receiver and transmitter are equipped with VA LCD display working state at a glance The back of the receiver is equipped with 2 rubber antennas to enhance the received signal and highlight the appearance of high grade Contained one 6 3mm outputs and one balanced output suitable for connecting a variety of external devices Microphone power consumption is 130mA using 1 5V AA 2 rechargeable battery power supply can be used for more than 6 hours Using distance about 100 meters Audio and data use 32bit encryption transmission and independent ID code effectively prevent crosstalk and interference Transmitter and receiver use 8bit encryption infrared transmission synchronization mode The receiver can observe the battery working state of the transmitter with a glance Use high fidelity moving coil microphone capsule so that your voice is more clear and realSpecification System parameters Audio Frequency response 50Hz 18KHzDynamic range 80dBSystem distortion le1 Signal to noise ratio 0dBIdeal distance 80mOperating temperature range 5 ℃ 4 5 ℃Carrier frequency range 500 580 MHzRECEIVER Receiver sensitivity 2muVMirror suppression 40dBTo increase 50muSAudio output impedance 600OmegaAudio output level 0 0 5VUse power AC110 240V 50 60HzPower c