Bluetooth Connection Dual wireless microphones, the mini karaoke machine is equipped with the latest Bluetooth 5.1 for fast pairing and stable connection. The Bluetooth speaker supports Micro TF card and AUX input, compatible with mobile phones, TVs, iPads, tablets, PCs, no cables required. The mini karaoke machine is equipped with 2 microphones, allowing you to sing as loudly as in KTV, bars, dance partiesExcellent Audio Experience This portable karaoke machine is suitable for children and adults and is powerful. Advanced audio drivers and digital signal processors make the sound quality clearer and more three-dimensional. (Note: If the microphone is too close to the Bluetooth speaker, it will produce a harsh sound. This is a common audio feedback. Please try to keep the microphone away from the speaker.[Mini Karaoke Machine]-The Bluetooth karaoke speaker is light and compact, and can be carried with you or put in a backpack. The sound is more precise and the volume is more moderate. Lightweight and compact construction, equipped with a 10-12 hour rechargeable battery, allows you to easily carry the party wherever you go. It can be used for holiday parties, schools, classrooms, outdoor activities, indoor singing practice, family gatherings, etc.[Large atmosphere light, interesting sound]-The portable karaoke machine is equipped with a large atmosphere light, a variety of lighting effects, dancing with the music, bringing you an immersive karaoke experience, and the microphone supports a variety of sound change modes, one-button switching to change at any time. With lively LED lights, enhance the party atmosphere[Exquisite packaging]-The karaoke speaker adopts an exquisite box design. The portable speaker is suitable for various occasions, such as conference training, courses, meetings, children's karaoke, etc. It is the best choice for birthday parties, Christmas, Valentine's Day, Halloween, Thanksgiving and other festivals.