External sound card for live streaming and audio recording (Live Sound Card / Audio Interface) Designed as a portable external device specifically for content creators, live streamers, and audio recording enthusiasts via smartphones or computers. Device Benefits and Key Features: 1. Connect Professional Microphones: Features dedicated inputs for connecting microphones (such as podcast microphones or condenser microphones) with phantom power support (+48V). 2. Sound Effects and Voice Enhancement (Reverb & Effects): Allows control over echo (Echo/Reverb), adjusting voice layers, and adding interactive sound effects suitable for live streams and social media applications. 3. Background Music Input (BGM): Enables integration of music or sound effects from an external device (another phone or computer) during streaming. 4. Sound Isolation or Music Ducking Feature (Duckence / Mic Priority): Automatically lowers background music volume when speaking into the microphone. 5. Portable Operation: Powered by a rechargeable battery, making it easy to use and transport without constant need for electricity. - One-year store warranty - Limited quantity (3 units)