characteristic:--The sound card has 15 sound effects, 9 interesting modes and 7 adjustment buttons.--With the BT function, you can perform two live broadcasts and one accompaniment after connecting three mobile phones."When sound comes in, it's light." When he doesn't sing, he is breathing.--Button to eliminate original sound and intelligent flicker.-Intelligent noise reduction chip DSP, low power consumption, stereo.--Built in rechargeable polymer lithium battery, long service life.--The microphone cache prevents wind noise during recording.-The double-layer filter adopts double-layer nylon mesh structure, which can effectively eliminate the noise during recording.--The shock mount firmly fixes the microphone, effectively reducing the operating noise.-Universal function, supporting multiple functions, such as singing, live broadcast, recording, music, etc. Support mainstream live broadcast software.