Fangrui Product Details 1.large Knob Adjustment, Fader Adjustment, 27 Kinds Of Sound Effects, Colorful Lighting, Dual Phone Live Broadcast. 2.sound Quality: The Sound Quality Is Clearer And More Stable, Ensuring A Sense Of Depth And Space Between The Extension And The Voice, Making The Sound During The Live Broadcast More Mellow And Three-dimensional. 3.bluetooth Wireless Accompaniment: Bluetooth 5.0, Independent Bluetooth Switch Key, Open The Bluetooth Key Independently, Less Than Or Equal To 5m High Fidelity Reception, 10m Effective Distance. 4.noise Reduction: One-click Noise Reduction To Improve Sound Quality, Raise Your Voice To The Another Level. 5.optimize The Voice: The Beautiful Second Voice Calls The Fans, Multiple Sound Effects, Outstanding Function, Optimize The Voice. 6.supported Devices: Computer, Phone, Tablet Compatible, High Compatibility, Support Most Main Stream Systems. 7.with Bluetooth 5.0, There Are A Variety Of Sound Effects 8.sound Card Charging: Micro-usb 9.supported Devices: Mobile Phones, Tablets, Co