【Powerful Sound 】The voice amplifier is in compact size, but with 10W output crystal sound and no noise is loud enough to cover a room with a large group of 25-100 people. The stable performance perfect for amplifying your sound and saving your throat.
【Long Battery life and Multifunctional】 The voice amplifier with a 1800mAh built-in big rechargeable lithium battery provides 8 to 12 hours amplify time and 6 to 10 hours music time with a full charge. It takes only 3-5 hours to fully charge.
【Adjustable Microphone Headset】 The portable voice amplifier is lightweight and adjustable. You can adjust the distance between the microphone and mouth with its flexible gooseneck. Comfortable design makes it convenient for your teaching, training, presention and other activies.
【Cute and Easy Carry Around】The portable microphone and speaker is in compact size and super lightweight (only 0.32 lbs).The product is embellished with a lovely yellow colour, the product is wireless, you can walks anywhere, lost Weight of speaker 
【Warm Tips and Guarantee】 Please keep the speaker and mic for a distance and facing away each other to avoid the signal affected. Worry -Free Warranty.