Voice Amplifier for teachers Portable Bluetooth Rechargeable PA System Speaker for Multiple Locations Such as Classroom, Meetings and Outdoors
Brand: PalliPartners
Color: black

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Amplifys your voice and saves your throat. The sound is clear, crisp, no noise and no distortion. The max 30 watts sound can cover about 15000 sq. ft (1400 ㎡), loud enough to cover a big room.
Multiple Output Methods:Not only is it an amplifier but also a portable Bluetooth speaker, you can transfer audio files from any type of Bluetooth-enabled mobile device, USB flash drive, TF card to 33 feet away.
Rechargeable Voice Amplifier:Built-in a large 3200mAh lithium-ion battery, so that the microphone speaker full charge only takes 4-6 hours, but play amplification time up to 18 hours, music playback time up to 8 hours.
Small Size and Light Weight:This portable Bluetooth megaphone is a portable public address system that weighs only 249g and you can take it to multiple locations such as classrooms, bingo calls and outdoors. It's great for small to medium groups speaking to multiple people.
Tips for use:1. Place the microphone directly in front of your mouth for maximum amplification.2. Don't howl: The microphone and speaker need to be positioned at a distance, preferably facing each other. It may also cause feedback if the volume is set too high. Just gradually increase the volume as needed.