1. Powerful Sound: Small-sized voice amplifier with 8W output, delivering clear and noise-free sound, suitable for covering a room with 30-100 people. It helps amplify your voice and reduce throat strain. 2. Easy to Carry: This portable speaker is small and light. It comes with a detachable part that can be fixed on your pocket or belt, or tied around your neck or waist. 3. Rechargeable Amplifier: Equipped with a built-in 4500mAh lithium battery, this amplifier takes 4-6 hours for a full charge, providing up to 20 hours of amplification time and up to 13 hours of music playback time. 4. Lightweight Design: This microphone and speaker set is a portable public address system, suitable for use in multiple places such as classrooms, bingo halls, and outdoors. 5. Support Music Playback: This amplifier can play music via TF (SD card) and USB flash drive. It allows functions like repeating a single song, looping all music, and switching songs. 6. Color: Gold 7. Material: Plastic 8. Size: 75 x 115 x 31mm 9. Package Contents: 1 x Voice Amplifier, 1 x Microphone, 1 x USB Cable, 1 x Belt. Only the above package contents are included; other products are not. 10. Note: Color of the item may vary slightly due to light reflection and different displays. Slight dimension difference is allowed due to manual measurement.