Comprehensive audio decoding capabilities This multifunctional decoder module supports audio decoding, TF card playback, USB music file decoding, and serves as a USB sound card for your audio needs. Vibrant 8inch color display The 8inch IPS screen delivers a 320x240 resolution to clearly show playback status and essential decoding details. Wide range of input sources A 5 mm stereo line input interface enables connections from smartphones, computers, and other devices for flexible setup and use. Enhanced functionality Supports SBC and AAC formats in playback mode, and displays song lyrics and ID3 information to help you stay engaged with your music. Use scenarios Home audio system: Connect to an amplifier or speaker setup via the line input, use TF card or USB drive for music playback, and rely on the large display to monitor status and track information. Computer or portable device integration: Use the USB sound card function with a PC or laptop for improved audio quality, while playing music from USB or TF card as needed; the display shows lyrics and ID3 data. Small venues or shops: Run background music from TF card or USB, with realtime display of lyrics and ID3 tags for easy navigation through tracks on a countertop or kiosk setup.