4-IN-1 Multi-functional MicrophoneFede Portable wireless microphones can be used as microphone, Bluetooth speaker, loudspeaker, recorder. Mini home KTV for music playing and singing at any time. 8 hours of continuous use in a fully charger. Excellent ECHO Effect & Voices ChangesThe superior three-layer metal filter head expertly reduces noise and dust interference, delivers loud and clear sound with great echo reverberation, while the 5 watt speaker broadcasts your voice, loud and crystal clear And the four additional voice-changing modes offer you amazing enjoyment MULTI-COLOR LED LIGHTS and BEST GIFTSIt is the latest fashion, 28 LED lights jump along with the rhythm of the music, it looks very pretty in the dark. This microphone is a good surprise for children and adults, it is an ideal gift for parties and celebrations, it can improve the atmosphere of the event. Dual ConnectionsWireless Bluetooth Connection & Wire Connection. The wireless microphone for karaoke can easily get connected via Bluetooth or 3.5mm audio jack to your smartphone ,tablets, laptops, TVs and MP3 players or PC for music entertainment. Depending on its memory function, the previous bluetooth connection will be activated automatically when you switch on the microphone. Widely Usagenew released karaoke mic can be widely used for party, home KTV, family karaoke, traveling singing, instrumental recording, interviews, speech and gift for kid or friend and so on.