Takstar MX1 mini Portable Webcast Sound Card comes with a Portable design tailored for the mobile webcast, Plug and play, free webcast, Stereo sound, low delay. This Sound Card is built-in DSP, 9 kinds of sound effects, quick switching, easy to operate. Here, Mic HFLF adjustment for various vocal and mic sounds. In this sound card, just press one button to switch singing mode to chatting mode, Press one button for autotune, 12 autotunes for accurate and easy singing as well as Press one button for ducking function also. The sound card provides you Nine host sound effects to promote a funny atmosphere and also the Bluetooth function playing music without the trouble of cable connection. Here used Smart noise-reducing to shield picking up ambient noise for pure singing. This sound card also has a Li-ion battery, that provides around 7h operation time, charging during operation.n The new Takstar MX1 mini Portable Webcast Sound Card has no warranty.