Suitable for KTV singing, party singing, family singing, travel singing, car audio, instrument recording, interviews and live performances. Product Name: DS878 mobile phone KTV microphone Product material: ABS Connection method: Bluetooth/U disk/AUX/TF card Speaker Unit: 57MM inner magnet 16-core speaker Frequency range: 100Hz-10KHz Receiving distance: 10m Battery capacity: 1200mAh (other capacity can be customized) Charging voltage: DC5V 0.8A Speaker: 2.5-inch 45 Magnetic Loudspeaker Charging time: About 3H Singing Time: About 3-5H Intelligent noise reduction chip. Intelligent noise reduction, beautifying sound, Ktv level experience.Save expensive ktv consumption.imulated effective ktv level experience. Beautiful and stylish appearance, Fine surface treatment, full of attractive metal texture, improve confidence in the hand, aluminum-magnesium alloy, comfortable feel. Through bluetooth, this microphone be easily paired to Android/iPhone/iPad/PC or any smartphone.And it also supports to be connected with a bigger speaker: Use the AUX cable to connect your bluetooth speaker, and pair the speaker with your phone through bluetooth, then choose songs you like to play and sing, and your voice will come out from the bigger speaker. Perfect Gifts for kids and Adults: Karaoke microphone, a unique gift for children and adults and an ideal gift for Christmas, celebrations and parties, enjoy music time with your family and friends anywhere anytime.