Enhance your presentations, teaching sessions, and outdoor activities with this compact and portable Voice Amplifier. Designed for clear and stable sound delivery, it features a premium 3-inch speaker that provides powerful amplification without distortion. This versatile voice amplifier supports multiple sound input methods, including USB flash drives and memory cards, making it adaptable to various audio sources to suit your needs. Key Features: · Powerful and Clear Sound: Equipped with a high-quality 3-inch speaker to ensure clear, stable, and undistorted audio output, ideal for speeches, lectures, and promotions. · Multiple Input Modes: Compatible with USB flash drives and memory cards for flexible audio playback options. · Long Battery Life: Built-in 2200mAh rechargeable battery delivers up to 10 days of use on a single full charge, offering extended portability and convenience. · Lightweight and Portable Design: Compact size and ergonomic waistband design allow for comfortable wear during presentations and events. · Versatile Use: Perfect for teachers, presenters, shopping mall promotions, and other outdoor activities. It can also function as a class replay device when paired with the included headset microphone. Specifications: · Item Type: Voice Amplifier · Material: Plastic · Color: Black · Battery: 1 x 18650 Lithium Battery (Built-in, 2200mAh) · Memory Card Slot: Not Included Package Includes: · 1 x Voice Amplifier This lightweight and multifunctional voice amplifier is an essential tool for professionals and educators who require reliable and portable sound amplification. Its long battery life, versatile input options, and clear sound quality make it a practical solution for a variety of speaking and promotional scenarios.