Norwii Bluetooth Voice Amplifier Power Amplifiers Portable Mini Wired Microphone Headset for Teacher Classroom Outdoor Lectures Teaching Tour Guides USBC Rechargeable 2000mAh Rosegold

Effective for Teaching With a 10watt output powerthe portable voice amplifier with wired headset microphone make your voice louder and travel further helping students listen more clearly and attentively Its lightweight and portable design makes it a favorite among teachers fitness instructors tour guides promotion events Loud and Clear Sound 3inch speakers plus a booster circuit makes the voice amplifier crystal clear sound with good sound quality effectively saving the teachers throat Designed for educators Trusted by Professionals Teacher must haves Teach Without EarPiercing Feedback The Voice Amplifier utilizes advanced frequency shifting technology to supress feedback effectively To ensure optimal performance maintain a distance of 20 cm between the microphone and the amplifier to avoid any feedback issues WeekLong Battery 2000 mAh battery supports 1215 hours continuous teaching 4000 mAh battery supports 2530 hours continuous teaching Fullday outdoor events without recharge anxiety USBC rechargeable Simple and Practical TeacherCentric Design Only 2 steps 1Turn on the amplifier 2Plug the microphone into the MIC port of the amplifier Now its ready Unlike buttons the analog dial offers finer volume increments Ultralightweight with clipon belt strap teach handsfree