[Powerful Sound] Small-sized voice amplifier with 8W output provides clear, noise-free sound, suitable for spaces accommodating 30-100 people. Helps amplify your voice and reduce strain on your throat. [Easy to Carry] This portable speaker is compact and lightweight. It features a detachable clip for secure attachment to pockets or belts, and can also be worn around the neck or hung at the waist. [Rechargeable Amplifier] Built-in 4500mAh lithium battery charges fully in 4-6 hours, providing up to 20 hours of voice amplification and up to 13 hours of music playback. [Portable Public Address System] This microphone and speaker set functions as a compact PA system, ideal for use in classrooms, recreational activities, and outdoor events. [Supports Music Playback] Compatible with TF (Micro-SD) cards and USB drives. Supports single song repeat, full playlist looping, and track switching. Color: Black Material: Plastic Package Contents: 1 x Voice Speaker, 1 x Headset, 1 x USB Charging Cable Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.