Recommended uses for product Singing, Karaoke Brand GIFTMIC Model name OVELLIC-858L Connectivity technology Bluetooth Connector type Micro USB About this item 【Surprisingly Sound Quality】Equipped the composite horn loudspeaker with a bigger dynamic driver, it has HiFi sound quality, Deep bass, and 3D surround stereo, feel like you are listening to the concert on the scene, providing a realistic sound for you. Built-in high-definition microphones, which can maintain the Real voice by minimizing environmental noise, so that your voice is always clear and clean. 【Long Playback Time】Built-in 3000mAh rechargeable battery, this Bluetooth karaoke wireless microphone can last 10 hours of continuous use in a full charger. 【Complete Functions】GIFTMIC karaoke microphone can be easily connected via Bluetooth and supports a TF card. It can also be used as a speaker, player, or recorder.