? ?4 in 1 Wireless Bluetooth Karaoke microphone?Portable hand-held wireless microphones ,can be used as a microphone, Bluetooth speaker, loudspeaker, recorder. Great for practising sing, playing melodic music, listening to songs, recording a wonderful voice. beautiful lights on the machine, it brings many fun. ??Safe Battery And Long Lasting?This karaoke microphone bluetooth wireless is built in with high-quality 1800mAh rechargeable lithium battery,which can support this portable microphone for about 6 hours continuous use after after fully charged. Never worry about overheating and unstable issues, just enjoy your fun with this hand held karaoke microphone! ? ?Applicable To All Kinds Of Occasions?This wireless bluetooth karaoke microphone is perfect for family singing, traveling sing, car stereo, recording of instrument, . It also can be used as bluetooth speaker, MP3 player for the outdoors. Also it is a great birthday or festival gift for your kids, friends or family. ??Multi-color Led Lights And Best Gifts? It 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. ??EASY TO USE?— Multi-function buttons can adjust the Music, for Echo, Volume and PA/R. Free to switch the previous and next song mode. Adjustable for echo length effect can bring super surround with immersive enjoy. You can connect the phone via Bluetooth or insert a TF card to achieve direct music playback