1. The small, goodlooking and easytouse speakers are equipped with a powerful audio driver and an advanced digital signal processor to make the sound clearer and avoid annoying microphone feedback. 2. Pairs instantly with your device and is very sturdy. After the microphone is turned on, it automatically connects to the speaker and achieves longdistance connectivity. Supports TF memory cards and song playback. 3. LONG PLAYBACK TIME Builtin battery for endless fun. Fast charging speed and long battery life. Enjoy without interruptions. for birthday parties, conferences, classrooms, and outdoor activities... This speaker and microphone will fulfill all your 'fun singing' needs. 4. Multifunction device Features magical sound effects for gaming. LED lights sync with the music rhythm, creating a lively atmosphere. With the builtin vocal removal function, you can sing along to your favorite songs! Includes a headphone output on the back. Ideal for vocal practice, family gatherings, and compact enough for travel.