Details: Built-in wireless Bluetooth microphone with Ktv Duet function? Pink? Product ships based on the color or size of the main image on the product page. Color: Pink Can be connected by Bluetooth 5.0, with mixing effect, subwoofer sound quality. Equipped with professional audio processor and tuning system, the karaoke microphone provides bigger volume and better sound quality. The built-in rechargeable battery lasts up to 2-3 hours on a full charge. The Bluetooth microphone can be connected to a smart device via Bluetooth or iPhone, iPad, Android phone, tablet, PC, etc. You can enjoy singing along with any music. or a karaoke app wherever you are. Once the two microphones have switched to duet mode, the happy time of duet singing can begin together. Magical sounds bring more laughter and fun to families and parties. The original sound can be removed with a quick click, turning the song list into a backing track in seconds. The echo effect provides a better experience and