Professional tuning button‎,‎ High pitch / Bass / Volume / Accompany / Reverberation all can be adjusted via this microphone‎,‎ Bluetooth wireless Microphone and speaker 2 in 1‎,‎ can work independently without extra connection‎,‎ Microphone head has three times noise reduction handle‎,‎ more efficient to highlight your beautiful voice‎,‎ 2600mAh Battery for up to 8 hours of Singing‎,‎ Enjoy KTV Karaoke effects with the Smartphone APP‎,‎ High compatibility‎,‎ fit for iOS and Android smartphones‎,‎ iPad tablet‎,‎ bluetooth connection‎,‎ Multipurpose‎:‎ Bluetooth speaker‎,‎ Karaoke singing‎,‎ Car Stereo‎,‎ instrument recording‎,‎ interviews‎,‎ podcasting‎,‎ etc‎,‎ Ideal for all vocal applications from singing to speech and usable as bluetooth speakers‎.‎