Description:
This powerful voice amplifier can make your voice louder so that you don't have to consciously say loudly or even shout when needed. It will your throat and is good for your health. Ultra-long battery life allows 15~20 hours of continuous use. And you can stably and comfortably fix the amp on your waist with the waistband. It is ideal for teachers, , travel guides and so on.

Specifications:
Color: Black
Shell Material: ABS
Size: Approx. 105 * 85 * 42 mm / 4.1 * 3.3 * 1.7 inch
Battery Type: Built-in 7.4V Lithium Battery
Battery Capacity: 1800mAh
Power Supply: Input AC 100V-240V 50/60Hz; Output DC 10V 350mA
Output Power: . 20W
Frequency Response: 100Hz-13kHz±3dB
Time: About 3-4 Hours
Working Time: About 15-20 Hours (in full )
Package Weight: About 400g

Package List:
1 * Voice Amplifier
1 * Power Adapter
1 * Microphone
1 * Waistband
1 * Audio Cable
1 * User Manual
(Other items in the pictures are not inicluded.)

Note: The microphone is directional. Please put the microphone pointed at your mouth rightly at a distance of about 20-30mm.