<div> <p>??Small but Powerful?? -- If you want to buy a small and lightweight personal amplifier, then S17 is your choice. It is a portable microphone speaker with an output power of 30 watts, which can clearly amplify your voice and protect your vocal cords, allowing you to easily let 25-100 people hear your voice. </p> <p> > Battery life alone? -- This small voice amplifier is equipped with a high-capacity 2200 mAh rechargeable lithium-ion battery, which can run for up to 12 hours after a full charge. It can be easily charged with the included USB cable. It only takes 3-5 hours to fully charge. <p>??Convenient and portable? -- The portable speaker has an adjustable strap, you can use it to tie around your waist or hang it around your neck. There is a clip on the back of the teacher speaker amplifier, you can clip it to your belt or trouser waistband. The wired headset microphone is adjustable. </p> <p>??Stable performance? -- Original voice amplifier, stable performance. The portable headset microphone adopts a flexible gooseneck design, which is close to your mouth. Perfect for anyone who organizes events and needs to express their voice. Suitable for teaching, trainers, singers, coaches, tour guides, shopping malls, demonstrations, yoga, outdoor speeches, etc. </p> <p>Size 8.4*9.2*2.8CM</p> </div> < /div>