Experience the ultimate party atmosphere with our High Power Karaoke Bluetooth Speaker. This speaker features vibrant music rhythm lights that sync to the beat, creating an immersive audio-visual experience. Enjoy rich, powerful sound with stereo surround technology and a robust wireless subwoofer that enhances bass response. Designed for convenience, this speaker includes dual microphones for duet performances and a built-in phone holder, making it easy to read lyrics and control playback. Whether it's a family gathering, outdoor party, or a casual get-together, this speaker is your perfect entertainment companion. Product features: Bluetooth, TF card, USB, AUX, karaoke, voice changing, magic sound, voiceover, LED light Speaker specification: 10.1 cm/4 inches Rated power: 3 10W Rated voltage: 5V1A Signal to noise ratio: 45db Play duration: 3-4 hours (varies depending on volume and music) Bluetooth specification: Bluetooth 5.1 Transmission distance: 10m Speaker battery: 2000mAh/with protective board Microphone battery: 400mAh * 2 Frequency response range: 20Hz~20kHz Due to different batches, there may be differences in product printed text, which will not affect use Colour:White Material:ABS Package Contents: 1 x Bluetooth Speaker kit Only the above package content, other products are not included. 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.