[Professional noise reduction technology] Built-in dual DSP noise reduction chips and ECHO, the sound card voice changer has dual DSP noise reduction chips to avoid the influence of current noise, ensure high sound quality, and sing beautiful songs, Reverb (echo) makes you The voice is more charming. [Multiple effects, modes and game modes] 6 mode options, 12 electronic effect options, 15 atmosphere sound effects, 7 different game modes, 3 sound effect transitions [Multi-device support] Suitable for dual mobile phone live broadcast, mobile computer live broadcast simultaneously, one computer live broadcast, computer accompaniment mobile phone live broadcast, meter input mobile phone live broadcast. [Multi-purpose] Home Karaoke, voice chat, Live, Facebook, Periscope, Livestream, Tiktok, We Chat, Smule, etc., plug and play. If you encounter any problems, please contact me in time, I will provide you with the best solution