Powerful soundSmall amplifier, 8W output is clear and noise-free, enough to cover a room of 30-100 people. Amplify your voice and protect your throat. Easy to carry] This portable speaker is small in size and light in weight, you can use the detachable way to fix it in your pocket or belt, or you can tie it around your neck or strap it to your belt [Charging Amplifier] The The amplifier has a built-in 4500mAh lithium battery, which takes 4-6 hours to fully charge the microphone speaker, but can provide up to 20 hours of amplification time and up to 13 hours of music playback time. Lightweight package]. Amplifier This microphone and speaker set is a portable public address system. You can take it to a variety of locations including classrooms, bingo calls, and outdoors. Support Music Playback] This amplifier can play TF (-SD card) cards and USB flash drives. You can repeat a song, loop through all music, and switch songs. Color: Gold Material: plastic Package Contents: 1 x Voice Amplifier Contains the above package contents and does not include other products. NOTE: Light reflections and different monitors may cause the color of the item in the picture to differ slightly from the actual item. The measurement allowance is +/-1-3cm. Note:1. Please allow small quantities due to manual measurement.2. Due to different monitors, colors may vary, please understand. Notice:Hello, please note your delivery address when purchasing products. If your delivery information (such as name, street, house number, doorbell/mailbox without name, etc.) is incorrect, the order will not be shipped correctly. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.