high quality Wireless Microphone: Features a magnetic wireless dual collar clip microphone for hands-free use and clear audio pickup.Our teacher microphone for classroom includes two wireless lavalier microphone that easily clips to a collar or tie. This design provides a clear advantage by eliminating the discomfort of traditional headset microphones. It greatly lightens the teaching load, making classroom instruction more comfortable and efficient. Two microphones can be used simultaneously or separately,It doesn't make any noiseEasy to Operate:The wireless mic will auto connect with the amplifier when power on, stable transmission distance up to 65 Feet (20m). ensuring your voice is amplified effectively. Versatile Usage, Ideal for teachers, coaches, tour guides, and other professionals who need to project their voice clearlyLightweight and Portable: The portable microphone with speaker with lightweight and small size design.5*6 *1.9inchs size and merely 225g weighs design are perfect for carry by people who need amplifys voice and saves throatPortable Design: 2025 Second Generation newly upgraded personal voice amplifier is equipped with an advanced anti-interference wireless receiver chip. This solves the problem of feedback and improves the sound output quality.This voice amplifier is compact and lightweight, making it easy to carry and use in various settings.Magnetic dual neck clip microphone design provides hands-free operation and reliable voice pickup.Speakers Supports MP3 Format Audio with Electric charge display screen,Rechargeable Battery:The Voice Amplifier is equipped with a large battery capacity of 2000MAH, which can work continuously for 24 hours The wireless microphone will automatically charge after being returned to the host, without the need for additional charging.In addition, the product is equipped with 2 clips and shoulder straps