Support a variety of inflections and languages of countries; cool lights 16 voice changing modes 8 fixed sound effects 10 electronic sound modes mobile computer universal changing effect can be adjusted slightly Support three devices to use at the same time Complete live broadcast adjustment functions Product parameters: Signal-to-noise ratio: 101dB Dynamic range: 106dB Battery capacity: 500mA/3.7V Charging input: DV5V/1A Battery energy: 3.7wh Battery effectiveness: about 3-4 hours with full power Colour: black Material: plastic Size: about 106x54x12mm Package Contents: 1 * Sound card 1 * Charging cable 2 * Audio cable Only the above package content, other products are not included. Note: Light 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.