High Sound Quality-wireless bluetooth microphone,3D stereo sound,So it equips with high-quality speakers to make the sound large enough to provide high-fidelity sound quality. when it connected,it can be used as microphone,Kids toys, Bluetooth speaker etc. Two-Way Connection -bluetooth connecting and 3.5mm audio jack connecting, including by the bluetooth devices for smart-phones, laptops etc and the great majority singing app connection. It's also high compatibility so supporting micro SD card max 32GB(NOT INCLUDED) .Excellent Design- portable Karaoke microphone designed to fit the hands of children and adults simultaneously. Mini home KTV for music playing and singing at any time. it fit for 4+ years old children, teen, adults. Microphone Battery--Built in 1200mAh rechargeable battery,supporting to play or sing at least 4 hours,it's not only long standby time and but also charges quickly. Best Gifts-The wireless karaoke microphone has unique package,exquisite design, it fit for party, wedding, travel,family for playing and singing anywhere. It's also a unique gift for your kids family or friends what you want it as the present.