●【Multifunctional & Wide Compatibility】Karaoke microphone supports voice change echo volume control vocals karaoke singing music playback compatible with Phone/ Tablet/ Bluetooth speaker etc. ●【Voice Changer and Colorful Lights】Karaoke microphone with voice changer function you can get 4 voices: male voice baby voice female voice and soul voice. The microphone can turn on the colorful lights that change with the rhythm making the party atmosphere more joyful. ●【High Quality Speaker Sound】Microphone for karaoke with built-in HD powerful speaker HD rendering technology and advanced noise reduction technology to produce incredible Hi-Fi sound to make your songs stand out. ●【Super Long Music Time】Built-in 3000mah large-capacity battery supports playing music for 6-8 hours through Bluetooth TF card microphone auxiliary line. Advanced Bluetooth 5.0 technology provides a stable connection (up to 40 feet). ●【Storage Box】The bluetooth microphone comes with a durable PU storage box which is easy to carry and store. ●【Best Gift for Singing Lovers】Wireless microphone and speaker in one equivalent to a portable karaoke machine. This karaoke microphone is the perfect gift for adults or kids enjoy singing anytime anywhere.