[Powerful Sound] Compact voice amplifier with 8W output, delivering clear, noise-free sound suitable for spaces accommodating 30–100 people. Enhances vocal projection while helping to protect your voice. [Easy to Carry] Lightweight and portable design features a detachable clip for attachment to pockets or belts, plus options for neck-wearing or waist-hanging. [Rechargeable Amplifier] Built-in 4500mAh lithium battery requires 4–6 hours for a full charge, providing up to 20 hours of voice amplification or up to 13 hours of music playback. [Portable Public Address System] Suitable for use in classrooms, outdoor events, and other public settings. [Music Playback Support] Compatible with TF (Micro-SD) cards and USB drives. Supports single-track repeat, full playlist loop, and track switching. Color: Black Material: Plastic Package Contents: 1 x Voice Speaker 1 x Headset 1 x USB Charging Cable Note: Color appearance may vary slightly due to lighting and screen differences. Measurement tolerance: ±1–3 cm.