Features:Perfect for gathering, party, karaoke, speech outdoor&indoor activities.Built-in DSP professional digital audio processing chip, self-developed canto algorithm, easily solve the problem of not going up high and not going down low, restore the KTV experience, and make K song easier.Built-in 7.4v/3000mAh lithium battery, support DC 5V 2A type-c new generation charging cable.EFF one-key control, there are five kinds of voice change.Compatible with most mobile K song software on the market, free to sing. Specifications:Material:ABSColor:White,Red,Black(Optional)Battery:7.4V/3000mAhInterface:AUX,USB,TF,Type-C Power:Type-C Port DC 5V 2A Note:Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes:1x Bluetooth-compatible Speaker2x Wireless MicsOur products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-4223 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it!