UHF Wireless Voice Amplifier Portable Teaching Megaphone Speaker with U Disk & Blue-tooth — Easy to Operate

Compact UHF wireless voice amplifier designed for teaching and public speaking. Equipped with high-power speakers for loud, clear audio and broad transmission coverage, it also supports U Disk playback and Blue-tooth streaming for digital music. For optimal amplification, position the microphone head about 1cm in front of your mouth and speak directly into it. If you hear howling or feedback, lower the volume and move the amplifier and microphone farther apart to prevent interference. Battery care: charge the battery after it has been used up, and if the unit will be unused for an extended period, recharge it once a week. This Voice Amplifier is a multifunctional portable loudspeaker with sound-amplifying and digital music playing function.