Quality Service :Made in high-end plastic packaging, whether it's Christmas or birthday parties, this is the best gift for family or friends. 30 Day FULL money back guarantee&1-Year Warranty and full-time customer support. If you have any questions/comments, please contact us and we will help you!. Better battery life:Built-in 1800MAH large rechargeable capacity lithium battery.It can be fully charged in 3-5 hours and can be used continuously for 8 hours.Quicker charging, and long-time lasting. Interesting microphone: It has a variety of functions and can switch modes at will (voice change, reverb, magic sound, accompaniment, etc).Perfect for KTV singing, gathering singing, family singing, travel singing, car stereo and live. Using A2DP technology, built-in HD 5W powerful speakers, make your voice louder. And adopts advanced Bluetooth 5.0 technology, which can be connected in one second, compatible with iPad/iPhone/Android, etc. This multifunctional microphone can become your handheld KTV. Sensitive Microphone :Wide-frequency response and high-sensitivity dynamic microphone chip, making your voice more clear, you can sing and speak anytime, anywhere.Those who own it will become the focus of the party.