SOUND CARD FOR LIVE BROADCAST: professional reverb adjustment, knob design, turning on the reverb can make the sound fuller and more three-dimensional. Supports 12 kinds of warm-up sound effects, supports one-button mute, supports reverb adjustment, high and low tone adjustment, supports voice distortion function, strange sound effects. USB EXTERNAL SOUND CARD: the sound quality is clearer and more stable, the depth and spatial sense between the preservation and the singing, so that the live sound becomes more rounded and three-dimensional. Beautiful second voice calling on fans, multiple sound effects, outstanding features, optimizes the voice. SMART DODGE: smart dodge mode is on, when the anchor speaks, the volume of the background music is automatically reduced. When you are not speaking, the background volume automatically increases. DUAL PORTS: The podcast mixer sound card has a dual call single port design to support two people live simultaneously and a dual live port design to livestream two platforms simultaneously. INTERFACE RESOLUTION: When the sound card is connected, the phone and the sound card can be charged simultaneously, meeting the need for long-term livestreaming. OTG lossless data livestreaming, no need for additional adapter cables.