Giecy Voice Amplifier Wireless Personal with UHF Microphone Headset 30W 2800mAh Portable Amplifiers Rechargeable for Teachers Singing CoachesTraining Tour Guide

How to make a good Voice Amplifier
Our company was founded in 2009, based on all kinds of Voice Amplifiers ever since.
To us, a good Voice Amplifier should be High Fidelity, Low Noise but Poweful.
Our target customers are Teachers, Conference Speakers, Coaches, Guitar Amplifier Speakers, Host, Priest, etc
We are committed to provide high quality products to all our valued customers

Multi functional Voice Amplifier
Compared to the latest models of Voice Amplifiers in the market, Ours are with Higher Fidelity, Lower Noise but stronger Output Power, which is more user friendly to all our customers.

Up to Five different Mode
There are up to 5 different mode to be choosed by different customers in different situations. What's more, you may also adjust the reverb according to your request in a meeting/church/class.
The portable voice amplifier choose to adjust the volume of the reverb mode to make the sound more powerful, making the sound cover a wide area.Indoor,adjust the reverb mode to reduce howling or turn off, making the original sound amplification clearer and no noise.

Specifications
Output Power:RWS 30W max
Frequency Response:100Hz-13KHz
Battery Type:Rechargeable Lithium Battery(2800mAh)
Working Temperature-10℃-60℃
Size: 4.5x3.5x1.7inch
Unit Weight: 11.03oz
Musical use time: 8--10 hours
Amplification of using time: 12-15 hours
Charging time: 3hours

Package Contents
1*AC-DC Charger
1*USB cable
2*Adjustable Strap
1*Quick Start Guide
1 X Wireless microphone
1*Voice Amplifier

Note:
The microphone can not be close to other microphones or speakers as this will produce coupling and generate a reverberation that never ends；
when a microphone is near a loudspeaker will catch the sound of it and emit a shrill voice and create a loop up Cut off the current or move away from each other.