This is a multifunctional portable loudspeaker with sound-amplifying, digital music playing function.<br> high-power amplifier chip and advanced off-fidelity amplifier master control.<br> Using high-power speakers, this sound effect is clear and loud, covering a wide range of transmission.<br> High capacity, high safety, class A 18650 lithium battery.<br> Output power: 12W<br> Charging voltage: DC 5V 1A<br> Frequency response: 50Hz-15000Hz<br> Working temperature:-10~45<br> Use of amplification:12Hours(The volume is 60%)<br> Charging time: 4 Hours<br> Battery capacity: 1200mah<br> Expanded memory: 32GB (maximum support)<br> Note:<br> 1. In order to achieve the best sound amplification, place the microphone head 1cm in front of the mouth and speak at the microphone head;<br> 2. If there is a howling, please turn down the volume and pull the machine and the microphone to prevent interference;<br> 3. It is recommended to charge the battery after using up. If it is not used for a long time, it should be once a week.<br> color:White<br> Material:ABS<br> Size:88 x 88 x 42mm<br> Package Contents:<br> 1 x Voice<br> 1 x Wired Microphone Headset<br> 1 x Waistband<br> 1 x USB Cable<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> 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. Sold by-DIMEANI official store