This amplifier can liberate your throat and sound, with high definition, original sound amplification, and the sound range can cover 1000 square meters.. It is less than the size of a palm and weighs only 210 grams. The voice amplification system comes with an adjustable strap. You can use it at the waist, but there is also a clip on the back of the device, which you can clip on your waist belt or trouser belt.. Built-in 2200 mAh rechargeable lithium battery, continuous working time can reach 20 hours.
72 hours standby time, USB data cable charging. It takes only 3 hours to fully charge.. support U disk/TF playback, can be connected to computers, mobile phones, tablet computers. Freely switch the play mode, single loop/list loop. Support mm microphone interface.. Suitable for many occasions, teaching/guide/party/lecture/training. Our products have quality assurance, if you have any questions, please contact us in time!