Voice AmplifierProfessional Mini Portable lotmusic Microphone Amplifier Speaker Rechargeable Wired Microphone Headset, Personal for Teacher Classroom Outdoor Meeting Tour Guides (Green)

Power Voice Amplifier---Amplifies your voice and saves your throat when you have a need to be heard in every corner. Delivering 10w clear and soft sound to cover about 10000 sq.ft (1000 ).
Multipurpose Modes---This portable voice amplifier features 5 function modes. You can use it as a Voice Amplifier, PC speaker,FM radio,Power Bank and listen to music via TF card.
Multiple Scenes Practical---You can take microphone and speaker set to multiple locations such as classrooms, bingo calling and outdoors,making your voice heard at meetings, when teaching in a large room or holding big outdoor events, such as weddings, tourist guides.
Rechargeable Speaker---Wireless portable voice amplifier built-in a 3200mAH lithium battery and can be used continuously for about 5 hours and it takes only 8-10 hours to fully charge.
Portable & Lightweight---Portable audio system has a portable design,weighing only 0.55lb.It is equipped with a back clip to fix the device at your belt or pocket, or you can hang it around your waist with the help of the waistband belt included.

Specifications:

Item size:

3.38 *1.54 * 4.6 inch

Item weight: 0.5 lb

3200mAH Rechargeable lithium battery

Mic Mode: 4-5 h

Fully Charging :8h

Note:

The microphone can not be close to other speaker or microphones as this will produce coupling and generate a reverberation that never ends.

When a microphone is near a speaker,which will catch the sound of it and emit a shrill voice and create a loop up.

You can cut off the current or move away from each other.

Voice Amplifier

One key loop

During playback long press the loop key, the display shows "ONE", enter the single loop mode. Long press the loop key again, the display shows "ALL", cancel the single loop mode.

Voice Amplifier

Rechargeable Speaker

Built-in a 3200mAh big lithium battery allows the microphone speaker to only take around 8 hours to fully charge,but plays up to 5 hours of amplify time.

Voice Amplifier

TF card/USB Disk Support

Portable Voice Amplifier is also called "Waistband Amplifier" or "Speech amplifier".During TF card/USB Disk mode, you may play the music on your needs.