UHF Wireless Voice Amplifier Portable For Teaching Lecture Tour Guide Promotion U-Disk Megaphone Microphone Speaker ,Powerful Sound

15W power of sound amplification, to meet the needs of indoor venues with 200 people, outdoor venues with 100 people. What' more, it can still sound amplifying when playing music or U-disk. Small appearance, but the volume is higher than that of mainstream loudspeakers. The digital intellint chip built into the microphone can jud and reduce noise intellintly through different decibels Sound amplification built-in recharable 2400mAh battery, long lasting sound amplification time up to 12hrs. Able to playing music up to 8hrs. 50m transmit distance, no need to grasp the Amplifier along with. More practical functions, enrich your work and life. Support speaker function via Aux wire, one key recording (please insert TF card first) and play music via BT function, FM Radio. And support single loop and full loop during playing music. Widely used in teaching, training, tour guide, conference, promotion and other occasions. Comes with lanyard which can hang on the wrist or shoulder, free your hands.