3-in-1 wireless speaker and microphone, doubles as a microphone, high-quality Bluetooth speaker, and KTV karaoke mic. Compatible with Android and iPhone, with speaker function for direct music playback and flashing LED light. Includes rechargeable U-segment wireless microphone with 30-meter range. Features a high-power 7W single speaker and 3000mAh battery. Smart noise cancellation and echo effect for distortion-free singing even at max volume.