About this product: This karaoke machine is equipped with DSP chip and 3D surround sound technology, bringing high-fidelity sound quality. Advanced digital signal processing technology effectively reduces ambient noise and ensures clear and powerful sound output. This device has built-in Bluetooth 5.3 technology and can be perfectly paired with smartphones, tablets, PCs and other devices. It also supports TF card, Bluetooth and headphone output. Once activated, the wireless microphone automatically connects to speakers within a range of 32 feet. Once paired with a mobile device, the Bluetooth memory function ensures automatic reconnection in subsequent uses. This product adopts a lightweight structure design and is easy to operate. Even children's small hands can hold it comfortably, and it is suitable for a variety of occasions. Whether it is a family gathering, a gathering of friends or an outdoor activity, children can be easily carried around and become the focus of entertainment.