LIVE SOUND CARD: professional reverb adjustment, knob design, turn on the reverb can make the sound more full and three-dimensional sense. Support 12 kinds of warm-up sound effects, support a key mute, support reverb adjustment, high and low tone adjustment, support voice change function, weird sound effects. USB EXTERNAL SOUND CARD: the sound quality is clearer and more stable, the depth and spatial sense between the preservation and vocals, so that the live sound is more rounded and three-dimensional. Beautiful second voice summoning fans, multiple sound effects, outstanding features, optimize the voice. SMART DODGE: smart dodge mode is on, when the anchor speaks, automatically reduce the volume of the accompaniment music. When not talking, the accompaniment volume automatically increases. DUAL PORTS: Podcast mixer sound card has a dual talk simple port design to support two people live at the same time and a dual live port design to live stream two platforms at the same time. INTERFACE RESOLUTION: After the sound card is plugged in, the phone and sound card can be charged simultaneously, meeting the need for long-term live streaming. OTG lossless data live streaming, without the need for additional adapter cables.