Features: Portable Karaoke System: Composed of a separated type speaker set and 1 wireless microphone, a perfect mini home KTV for music playing and singing at any time. Two Ways of Connection: You can choose BT or cable connection between your phone and iK8, and open the APP on your phone to sing, record, or listen to music. Separated Type Speaker: Using a silicone soft belt, the speaker can change the shape, hang or stand on the desktop. It can work as a BT speaker with a stereo sound effect. Remarkably Echo Effect: The wireless microphone is automatically connected to the speaker when on, and the three sound modes (professional, karaoke, original sound) can be switched. Long Battery Life: Built-in 5200mAh (speaker) and 1000mAh (microphone) rechargeable lithium battery provide long endurance. It can make your daily life, gathering, or travel more fun.