TWS interconnection,dual wireless chorus.Enjoy the convenience brought by great sound quality,innovative wireless duet function One speaker,two microphones,easy blending. Strong battery life.1800mAh,large capacity lithium battery,8-10hours of continuous singing time.Colorful LED Lights,The speaker features a variety of RGB color lighting effects(full-color rotation,single-color alternation,gradient effect,full-color breathing,and single-color breathing)that provide an immersive music experience Small and portable, small volume and large volume surround.HIFI Stereo Surround sound,Bring back the karaoke experience,The DSP-level sound card beautifies the sound effects and intelligently, improves the sound,so that you can sing a good voice and make your voice more realistic and beautiful, and more interesting. Enjoy the comfort brought by good sound quality,innovative wireless duet function One speaker,two microphones,easy chorus.Bluetooth 5.3, wireless karaoke microphone, your exclusive tuning master,Bluetooth/TF/USB U-Disk/3.5MM AUX(Input),multi-scene karaoke APP.Fully Compatible Various APPs/Devices. Compatible with mobile phones, computers, tablets,and supports major karaoke apps and live singing software. Interactive Karaoke, Professional mode,magical sound effects, and more, it's perfect for face-to-face interaction and interactive karaoke with friends and family. Multiple Karaoke Singing Modes,This Product supports various modes such as Bluetooth/TF Card/USB U-Disk/3.5MM AUX(Input) and Type-C charging. Additionally,it features the latest Bluetooth-Compatible 5.3 technology, which provides fast and stable transmission up to 10 meters with almost lossless audio quality. Microphone Function, can eliminate the for original-sound by double-clicking the power button, or you can switch between four sound effects with a single click.Moreover,pressing th