Giecy Voice amplifier portable with microphone Bluetooth headset 30W Rechargeable 2800mah battery PA System

• 【Voice Amplifier】personal Voice Amplifier Amplifies your voice and saves your throat when you have a difficult time speaking loudly enough. Delivering 30w clear and soft sound to cover about 20000 sq.ft (1000 ㎡). loud enough to cover a big room.
• 【bluetooth voice amplifier】voice changer for adults ,Not only an amplifiers but also a portable Bluetooth speaker, you can stream your favorite music from any type of Bluetooth-enabled mobile device, up to 33 feet away.
• 【voice amplifier for teachers】microphone headset this portable Bluetooth Amplifiers is a portable public address system. You can take it to multiple locations such as classrooms, bingo calling and outdoors. speaker with microphone A big help in speaking to 100+ members in your group.
• 【Rechargeable voice amplifier】voice amplifier built-in a 2800mAh big lithium battery allows the microphone speaker to only take 3-5 hours to fully charge, but plays up to 12-15 hours of amplify time and up to 8 hours of music playtime.
• 【Supports Music Playing】personal voice amplifier TF (Micro SD) card playing & USB flash drive playing. You can repeat single tune, loop all music and switch songs,Easy to use as a wired speaker.

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