The sound card has 15 sound effects, 9 interesting modes and 7 adjustment knobs.-- With BT function, two live broadcasts and accompaniment after connecting three phones.-- When sound comes in, it is the indicator light. When he's not singing, it's the light that breathes.-- A button to eliminate the original sound, and smart dodges.-- DSP intelligent noise reduction chip, low consumption, stereo sound.--Built-in rechargeable polymer lithium battery, long life.-- The microphone cover prevents wind noise when you are recording.-- Dual-layered filter with double-layered nylon mesh construction can effectively eliminate plosive sounds when recording.-- The shock mount securely holds the microphone and effectively reduces handling noise.-- Universal function, support multiple functions like singing, live, recording, music, etc. Support mainstr