Feature Highlights: 1. Compact Yet Powerful – The S17 personal voice amplifier is small, lightweight, and packs 8W of clear audio output. It effortlessly amplifies your voice for groups of 25 to 100 people, reducing strain on your vocal cords. 2. Long-Lasting Battery – Equipped with a 2200mAh rechargeable lithium-ion battery, it delivers up to 12 hours of use on a full charge. Recharging is easy with the included USB cable and takes just 3–5 hours. 3. Comfortable & Portable Design – Comes with an adjustable waist or neck strap, plus a rear clip for securing to a belt or waistband. The wired headset microphone is flexible and adjustable for all-day comfort. 4. Music Playback Support – Play audio via TF (Micro SD) card or USB flash drive, with repeat, shuffle, and skip functions. Also supports 3.5mm AUX input (using the mic port as an audio line-in). 5. Stable & Reliable Performance – Engineered for consistent sound quality. The gooseneck headset mic stays securely near your mouth, making it ideal for teaching, presentations, guided tours, coaching, outdoor events, shopping malls, yoga classes, and more. Product Details: This portable rechargeable PA speaker system includes a wired headset microphone and is designed for clear, reliable voice amplification. It helps project your voice effortlessly while being easy to carry and wear. Perfect for teachers, trainers, tour guides, speakers, and anyone who needs to be heard clearly in indoor or outdoor settings. Specifications: - Output Power: 8W - Battery: 2200mAh rechargeable lithium-ion - Battery Life: Up to 12 hours - Charging Time: 3–5 hours via USB - Audio Inputs: TF card, USB flash drive, 3.5mm AUX - Includes: Adjustable strap, clip, wired headset microphone, USB cable - Use Cases: Teaching, presentations, coaching, tours, events, outdoor speaking, etc.